Attachment 297250 Details for Bug 165927 – Patch

[patch] Patch

bug-165927-20161215163128.patch (text/plain), 228.66 KB, created by Jonathan Bedard on 2016-12-15 16:32:21 PST

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Creator: Jonathan Bedard

Created: 2016-12-15 16:32:21 PST

Size: 228.66 KB

patch

obsolete

>Index: Tools/ChangeLog
>===================================================================
>--- Tools/ChangeLog	(revision 209886)
>+++ Tools/ChangeLog	(working copy)
>@@ -1,3 +1,133 @@
>+2016-12-15  Jonathan Bedard  <jbedard@apple.com>
>+
>+        Removing LayoutTestRelay
>+        https://bugs.webkit.org/show_bug.cgi?id=165927
>+
>+        Reviewed by NOBODY (OOPS!).
>+
>+        * DumpRenderTree/DumpRenderTree.xcodeproj/project.pbxproj: Added unixLoggingPipes.h and .mm to DumpRenderTree.
>+        * DumpRenderTree/mac/DumpRenderTree.mm: Added call to setupUnixLoggingPipes() and teardownUnixLoggingPipes() for iOS.
>+        (dumpRenderTree): 
>+        * LayoutTestRelay: Removed.
>+        * Makefile:
>+        * Scripts/build-layouttestrelay: Removed.
>+        * Scripts/build-webkit: Removed reference to LayoutTestRelay.
>+        * Scripts/webkitpy/common/ipc_pipe.py: Added.
>+        (UnixPipeServer): A server-side Unix pipe abstraction used to send data over a AF_UNIX streaming socket.
>+        (AbstractPipe): Abstraction for reading from/writing to stdin, stdout and stderr.
>+        (AbstractPipe.clean): Clears the stdout and stderr streams to preserve memory.
>+        (AbstractPipe._parseMessage): Expected to be overridden by child classes.  Adds data to stdout and stderr streams.
>+        (AbstractPipe.readLine): Read the next line, read stderr before stdout.
>+        (AbstractPipe.stdoutRead): Read a line from stdout, calls _parseMessage.
>+        (AbstractPipe.stderrRead): Read a line from stderr, calls _parseMessage.
>+        (AbstractPipe.readBufferStdout): Read everything in the stdout buffer.
>+        (AbstractPipe.readBufferStderr): Read everything in the stderr buffer.
>+        (AbstractPipe.readBlockStdout): Read a block of size from stdout, calls _parseMessage.
>+        (AbstractPipe.readBlockStderr): Read a block of size from stderr, calls _parseMessage.
>+        (UnixPipe): Inherits from AbstractPipe, uses three Unix pipes as stdin, stdout and stderr.
>+        (UnixPipe.__init__): Opens all 3 Unix pipes and begins listening for connections.
>+        (UnixPipe.connect): Wait for connections on all 3 Unix pipes, return connection status.
>+        (UnixPipe.close): Disconnect all 3 Unix pipes.
>+        (UnixPipe.send): Send message through stdin pipe.
>+        (UnixPipe._parseMessage): Attempt to read from both stdout and stderr Unix pipes.
>+        (UnixPipe.handle_interrupt): Needed during crashes.
>+        (ProcessPipe): 
>+        (ProcessPipe.__init__):
>+        (ProcessPipe.pid):
>+        (ProcessPipe.isConnected):
>+        (ProcessPipe.handle_interrupt):
>+        (ProcessPipe.close):
>+        (ProcessPipe.send):
>+        (ProcessPipe._unixstdBlock):
>+        (ProcessPipe._unixerrBlock):
>+        (ProcessPipe._win32NonBlockingRead):
>+        (ProcessPipe._win32stdBlock):
>+        (ProcessPipe._win32errBlock):
>+        (ProcessPipe._parseMessage):
>+        * Scripts/webkitpy/common/ipc_pipe_testcase.py: Added.
>+        (DummyProcessPipe): Process pipe used for testing.
>+        (UnixPipeClient): Unix pipe client used to test UnixPipeServer and UnixPipe classes.
>+        * Scripts/webkitpy/common/ipc_pipe_unittest.py: Added.
>+        (UnixPipeClientTestingThread): Function used for testing client/server architectures.
>+        (ipcPipeTest): Unit tests for classes in ipc_pipe.py.
>+        (ipcPipeTest.test_abstractpipe_stdout): Test stdout stream in the abstract pipe.
>+        (ipcPipeTest.test_abstractpipe_stderr): Test stderr stream in the abstract pipe.
>+        (ipcPipeTest.test_abstractpipe_duel_streams): Ensure stdout and stderr do not mingle.
>+        (ipcPipeTest.test_abstractpipe_stdoutblock): Test reading a data block from stdout.
>+        (ipcPipeTest.test_abstractpipe_stderrblock): Test reading a data block from stderr.
>+        (ipcPipeTest.test_unixPipeServer): Test the UnixPipeServer with a UnixPipeClient.
>+        (ipcPipeTest.test_unixPipe): Test all three streams of the UnixPipe class.
>+        * Scripts/webkitpy/port/base.py:
>+        (Port.to.deviceDefined): Function to be overridden by iOS classes.
>+        (Port.to.runOnDevice): Function to be overridden by iOS classes.
>+        * Scripts/webkitpy/port/base_unittest.py:
>+        (test_device): Test that, in the general case, devices are undefined.
>+        * Scripts/webkitpy/port/darwin.py:
>+        (DarwinPort.extractBundleID): Search an app bundle for a plist and bundle ID.
>+        * Scripts/webkitpy/port/darwin_testcase.py:
>+        (DarwinTest.test_plist): Test plist access by creating a temporary plist to read.
>+        * Scripts/webkitpy/port/driver.py:
>+        (Driver.__init__):
>+        (Driver.run_test): Clear streams with clean before running a test.
>+        (DeviceDriver): Changed from IOSSimulatorDriver.
>+        (DeviceDriver.cmd_line): Pass 'run-on-deviceâ, which is recognized by the server_process class.
>+        (DeviceDriver._setup_environ_for_driver): Changed from IOSSimulatorDriver.
>+        * Scripts/webkitpy/port/ios.py:
>+        (IOSBase): Base class for IOSPort and IOSSimulator port.
>+        (IOSBase.driver_name): Access current app name.
>+        (IOSBase._get_crash_log): Moved from IOSSimulatorPort.
>+        (IOSBase._testing_device): Access devices by index.
>+        (IOSBase.device_id_for_worker_number): Moved from IOSSimulatorPort.
>+        (IOSBase._driver_class): Moved from IOSSimulatorPort.
>+        (IOSBase.deviceDefined): True for all IOS classes.
>+        (IOSBase._devicePing): Function to test if a device is on.
>+        (IOSBase._deviceInstall): Install app to device.
>+        (IOSBase._deviceRun): Run app on device.
>+        (IOSBase._deviceKill): Shutdown app on device.
>+        (IOSBase.runOnDevice): Run command on device.
>+        (IOSPort): Class designed for running on device.
>+        (IOSSimulatorPort):
>+        (IOSSimulatorPort._devicePing): Check if the targeted simulator is booted.
>+        (IOSSimulatorPort._deviceInstall): Install app to simulator.
>+        (IOSSimulatorPort._deviceRun): Run installed app on targeted simulator.
>+        (IOSSimulatorPort._deviceKill): Shutdown app on targeted simulator.
>+        (IOSSimulatorPort.relay_path): Removed LayoutTestRelay.
>+        (IOSSimulatorPort._check_relay): Removed LayoutTestRelay.
>+        (IOSSimulatorPort._get_crash_log): Moved to IOSBase.
>+        (IOSSimulatorPort._build_relay): Removed LayoutTestRelay.
>+        (IOSSimulatorPort._driver_class): Moved to IOSBase.
>+        * Scripts/webkitpy/port/ios_unittest.py:
>+        (IOSTest): Tests functionality unique to the IOSPort class.
>+        (IOSSimulatorTest): Tests functionality unique to the IOSSimulator class.
>+        (iosTest): Moved to either IOSSimulatorTest or IOSBaseTest.
>+        * Scripts/webkitpy/port/iosbase_testcase.py: Added.
>+        (IOSBaseTest): Tests functionality shared between IOSPort and IOSSimulator.
>+        * Scripts/webkitpy/port/server_process.py: Note that some previous functionality of server_process has been moved to ProcessPipe.
>+        (ServerProcess.__init__): Use _pipe instead of proc.
>+        (ServerProcess.clean): Clean pipe (resets stream buffers.
>+        (ServerProcess._reset): Destroy pipe, no pid.
>+        (ServerProcess._start): Use UnixPipe for running on-device and ProcessPipe otherwise.
>+        (ServerProcess.poll): Use isConnected function of pipes.
>+        (ServerProcess.write): Write data to pipe.
>+        (ServerProcess._pop_stdout_line_if_ready): Read stdout line from pipe.
>+        (ServerProcess._pop_stderr_line_if_ready): Read stderr line from pipe.
>+        (ServerProcess.pop_all_buffered_stderr): Read all stderr lines from pipe.
>+        (ServerProcess.read_either_stdout_or_stderr_line): Read a line from either stream from the pipe.
>+        (ServerProcess.read_stdout): Read from stdout of pipe.
>+        (ServerProcess.stop): Clear buffers and shutdown pipe.
>+        * Scripts/webkitpy/port/server_process_unittest.py: Use pipes instead of MockProc.
>+        (MockFile): Replaced MockFile with DummyProcessPipe.
>+        * Scripts/webkitpy/style/checkers/python.py:
>+        (Pylinter.run): Fix for known issue with Pylinter and sockets.
>+        * TestRunnerShared/unixLoggingPipes.h: Added.
>+        * TestRunnerShared/unixLoggingPipes.mm: Added.
>+        (WTR::setupUnixLoggingPipes): Sets up UnixPipes for IOSSimulator.
>+        (WTR::teardownUnixLoggingPipes): Tears-down up UnixPipes for IOSSimulator.
>+        * WebKitTestRunner/WebKitTestRunner.xcodeproj/project.pbxproj:
>+        * WebKitTestRunner/ios/TestControllerIOS.mm:
>+        (WTR::TestController::platformInitialize): Added call to setupUnixLoggingPipes() for iOS.
>+        (WTR::TestController::platformDestroy): Added call to teardownUnixLoggingPipes() for iOS.
>+
> 2016-12-15  Claudio Saavedra  <csaavedra@igalia.com>
> 
>         [GTK] Ensure gst* docs are not built with update-webkitgtk-libs
>Index: Tools/LayoutTestRelay/Configurations/Base.xcconfig
>===================================================================
>--- Tools/LayoutTestRelay/Configurations/Base.xcconfig	(revision 209886)
>+++ Tools/LayoutTestRelay/Configurations/Base.xcconfig	(nonexistent)
>@@ -1,68 +0,0 @@
>-// Copyright (C) 2014 Apple Inc. All rights reserved.
>-//
>-// Redistribution and use in source and binary forms, with or without
>-// modification, are permitted provided that the following conditions
>-// are met:
>-// 1. Redistributions of source code must retain the above copyright
>-//    notice, this list of conditions and the following disclaimer.
>-// 2. Redistributions in binary form must reproduce the above copyright
>-//    notice, this list of conditions and the following disclaimer in the
>-//    documentation and/or other materials provided with the distribution.
>-//
>-// THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
>-// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
>-// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>-// PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
>-// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
>-// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
>-// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
>-// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
>-// OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
>-// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
>-// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
>-
>-#include "../../../../Internal/Configurations/HaveInternalSDK.xcconfig"
>-
>-USE_INTERNAL_SDK = $(USE_INTERNAL_SDK_$(CONFIGURATION));
>-USE_INTERNAL_SDK_Production = YES;
>-USE_INTERNAL_SDK_Debug = $(HAVE_INTERNAL_SDK);
>-USE_INTERNAL_SDK_Release = $(HAVE_INTERNAL_SDK);
>-
>-CLANG_CXX_LANGUAGE_STANDARD = gnu++0x;
>-CLANG_ENABLE_OBJC_ARC = YES;
>-CLANG_WARN_CXX0X_EXTENSIONS = NO;
>-HEADER_SEARCH_PATHS = $(BUILT_PRODUCTS_DIR)/usr/local/include $(WEBCORE_PRIVATE_HEADERS_DIR)/ForwardingHeaders $(SRCROOT)/../../Source/JavaScriptCore/icu $(NEXT_ROOT)/usr/local/include/WebCoreTestSupport;
>-GCC_PREPROCESSOR_DEFINITIONS = $(DEBUG_DEFINES) ENABLE_DASHBOARD_SUPPORT;
>-DEBUG_INFORMATION_FORMAT = dwarf-with-dsym;
>-PREBINDING = NO
>-GCC_C_LANGUAGE_STANDARD = gnu99
>-GCC_ENABLE_CPP_EXCEPTIONS = NO;
>-GCC_ENABLE_CPP_RTTI = NO;
>-GCC_PRECOMPILE_PREFIX_HEADER = YES
>-GCC_TREAT_WARNINGS_AS_ERRORS = YES
>-GCC_VERSION = com.apple.compilers.llvm.clang.1_0;
>-GCC_WARN_ABOUT_DEPRECATED_FUNCTIONS = NO
>-GCC_WARN_UNUSED_FUNCTION = YES
>-GCC_WARN_UNUSED_VARIABLE = YES
>-GCC_WARN_64_TO_32_BIT_CONVERSION[arch=x86_64] = NO;
>-WARNING_CFLAGS = -Wall -W -Wno-unused-parameter -Wundef
>-
>-DEBUG_DEFINES_debug = ;
>-DEBUG_DEFINES_normal = NDEBUG;
>-DEBUG_DEFINES = $(DEBUG_DEFINES_$(CURRENT_VARIANT));
>-
>-TARGET_MAC_OS_X_VERSION_MAJOR = $(TARGET_MAC_OS_X_VERSION_MAJOR$(MACOSX_DEPLOYMENT_TARGET:suffix:identifier));
>-TARGET_MAC_OS_X_VERSION_MAJOR_10 = 101000;
>-TARGET_MAC_OS_X_VERSION_MAJOR_11 = 101100;
>-TARGET_MAC_OS_X_VERSION_MAJOR_12 = 101200;
>-TARGET_MAC_OS_X_VERSION_MAJOR_13 = 101300;
>-
>-SDKROOT = macosx.internal;
>-
>-SUPPORTED_PLATFORMS = macosx;
>-
>-TOOLCHAINS = default;
>-
>-OTHER_CFLAGS = $(ASAN_OTHER_CFLAGS);
>-OTHER_CPLUSPLUSFLAGS = $(ASAN_OTHER_CPLUSPLUSFLAGS);
>-OTHER_LDFLAGS = $(ASAN_OTHER_LDFLAGS);
>Index: Tools/LayoutTestRelay/Configurations/DebugRelease.xcconfig
>===================================================================
>--- Tools/LayoutTestRelay/Configurations/DebugRelease.xcconfig	(revision 209886)
>+++ Tools/LayoutTestRelay/Configurations/DebugRelease.xcconfig	(nonexistent)
>@@ -1,42 +0,0 @@
>-// Copyright (C) 2014 Apple Inc. All rights reserved.
>-//
>-// Redistribution and use in source and binary forms, with or without
>-// modification, are permitted provided that the following conditions
>-// are met:
>-// 1. Redistributions of source code must retain the above copyright
>-//    notice, this list of conditions and the following disclaimer.
>-// 2. Redistributions in binary form must reproduce the above copyright
>-//    notice, this list of conditions and the following disclaimer in the
>-//    documentation and/or other materials provided with the distribution.
>-//
>-// THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
>-// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
>-// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>-// PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
>-// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
>-// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
>-// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
>-// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
>-// OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
>-// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
>-// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
>-
>-#include "Base.xcconfig"
>-
>-ARCHS = $(ARCHS_STANDARD_64_BIT);
>-
>-TARGET_MAC_OS_X_VERSION_MAJOR = $(MAC_OS_X_VERSION_MAJOR);
>-
>-MACOSX_DEPLOYMENT_TARGET = $(MACOSX_DEPLOYMENT_TARGET_$(TARGET_MAC_OS_X_VERSION_MAJOR))
>-MACOSX_DEPLOYMENT_TARGET_101000 = 10.10;
>-MACOSX_DEPLOYMENT_TARGET_101100 = 10.11;
>-MACOSX_DEPLOYMENT_TARGET_101200 = 10.12;
>-MACOSX_DEPLOYMENT_TARGET_101300 = 10.13;
>-
>-FRAMEWORK_SEARCH_PATHS = $(DEVELOPER_DIR)/Library/PrivateFrameworks;
>-LD_RUNPATH_SEARCH_PATHS = $(DEVELOPER_DIR)/Library/PrivateFrameworks;
>-OTHER_LDFLAGS = -framework CoreSimulator -framework AppKit;
>-
>-SDKROOT = $(SDKROOT_macosx_$(USE_INTERNAL_SDK));
>-SDKROOT_macosx_ = macosx;
>-SDKROOT_macosx_YES = macosx.internal;
>Index: Tools/LayoutTestRelay/LayoutTestRelay/CoreSimulatorSPI.h
>===================================================================
>--- Tools/LayoutTestRelay/LayoutTestRelay/CoreSimulatorSPI.h	(revision 209886)
>+++ Tools/LayoutTestRelay/LayoutTestRelay/CoreSimulatorSPI.h	(nonexistent)
>@@ -1,58 +0,0 @@
>-/*
>- * Copyright (C) 2015, 2016 Apple Inc. All rights reserved.
>- *
>- * Redistribution and use in source and binary forms, with or without
>- * modification, are permitted provided that the following conditions
>- * are met:
>- * 1. Redistributions of source code must retain the above copyright
>- *    notice, this list of conditions and the following disclaimer.
>- * 2. Redistributions in binary form must reproduce the above copyright
>- *    notice, this list of conditions and the following disclaimer in the
>- *    documentation and/or other materials provided with the distribution.
>- *
>- * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
>- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>- * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
>- * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
>- * THE POSSIBILITY OF SUCH DAMAGE.
>- */
>-
>-#if __has_include(<CoreSimulator/CoreSimulator.h>)
>-
>-/* FIXME: Remove the below #define once we require Xcode 7.3 with iOS 9.3 SDK or newer. */
>-#define __coresim_unavailable_msg(msg)
>-#import <CoreSimulator/CoreSimulator.h>
>-
>-/* FIXME: Always use SimServiceContext once we require Xcode 7.3 with iOS 9.3 SDK or newer. */
>-#define USE_SIM_SERVICE_CONTEXT defined(CORESIM_API_MAX_ALLOWED)
>-
>-#else
>-
>-#import <Foundation/Foundation.h>
>-
>-#define USE_SIM_SERVICE_CONTEXT 1
>-
>-#define kSimDeviceLaunchApplicationArguments @"arguments"
>-#define kSimDeviceLaunchApplicationEnvironment @"environment"
>-
>-@interface SimDevice : NSObject
>-- (BOOL)installApplication:(NSURL *)installURL withOptions:(NSDictionary *)options error:(NSError * __autoreleasing *)error;
>-- (pid_t)launchApplicationWithID:(NSString *)bundleID options:(NSDictionary *)options error:(NSError * __autoreleasing *)error;
>-@end
>-
>-@interface SimDeviceSet : NSObject
>-@property (readonly, copy) NSDictionary *devicesByUDID;
>-@end
>-
>-@interface SimServiceContext : NSObject
>-+(SimServiceContext *)sharedServiceContextForDeveloperDir:(NSString *)developerDir error:(NSError * __autoreleasing *)error;
>--(SimDeviceSet *)defaultDeviceSetWithError:(NSError * __autoreleasing *)error;
>-@end
>-
>-#endif
>Index: Tools/LayoutTestRelay/LayoutTestRelay/LTPipeRelay.h
>===================================================================
>--- Tools/LayoutTestRelay/LayoutTestRelay/LTPipeRelay.h	(revision 209886)
>+++ Tools/LayoutTestRelay/LayoutTestRelay/LTPipeRelay.h	(nonexistent)
>@@ -1,36 +0,0 @@
>-/*
>- * Copyright (C) 2014 Apple Inc. All rights reserved.
>- *
>- * Redistribution and use in source and binary forms, with or without
>- * modification, are permitted provided that the following conditions
>- * are met:
>- * 1. Redistributions of source code must retain the above copyright
>- *    notice, this list of conditions and the following disclaimer.
>- * 2. Redistributions in binary form must reproduce the above copyright
>- *    notice, this list of conditions and the following disclaimer in the
>- *    documentation and/or other materials provided with the distribution.
>- *
>- * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
>- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>- * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
>- * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
>- * THE POSSIBILITY OF SUCH DAMAGE.
>- */
>-
>-#ifndef LTPipeRelay_h
>-#define LTPipeRelay_h
>-
>-#import "LTRelay.h"
>-
>-@interface LTPipeRelay : NSObject <LTRelay>
>-@property (weak) id<LTRelayDelegate> relayDelegate;
>-- (id)initWithPrefix:(NSString *)prefix;
>-@end
>-
>-#endif
>Index: Tools/LayoutTestRelay/LayoutTestRelay/LTPipeRelay.m
>===================================================================
>--- Tools/LayoutTestRelay/LayoutTestRelay/LTPipeRelay.m	(revision 209886)
>+++ Tools/LayoutTestRelay/LayoutTestRelay/LTPipeRelay.m	(nonexistent)
>@@ -1,158 +0,0 @@
>-/*
>- * Copyright (C) 2014 Apple Inc. All rights reserved.
>- *
>- * Redistribution and use in source and binary forms, with or without
>- * modification, are permitted provided that the following conditions
>- * are met:
>- * 1. Redistributions of source code must retain the above copyright
>- *    notice, this list of conditions and the following disclaimer.
>- * 2. Redistributions in binary form must reproduce the above copyright
>- *    notice, this list of conditions and the following disclaimer in the
>- *    documentation and/or other materials provided with the distribution.
>- *
>- * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
>- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>- * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
>- * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
>- * THE POSSIBILITY OF SUCH DAMAGE.
>- */
>-
>-#import "LTPipeRelay.h"
>-
>-#import <Foundation/Foundation.h>
>-#include <sys/stat.h>
>-#include <sys/types.h>
>-
>-@interface LTPipeRelay ()
>-@property (readonly, strong) NSString *fifoPrefix;
>-@property (strong) NSOutputStream *standardInputPipe;
>-@property (strong) NSInputStream *standardOutputPipe;
>-@property (strong) NSInputStream *standardErrorPipe;
>-
>-- (void)createFIFOs;
>-- (void)destroyFIFOs;
>-@end
>-
>-@implementation LTPipeRelay
>-
>-- (NSString *)inPipePath
>-{
>-    return [_fifoPrefix stringByAppendingString:@"_IN"];
>-}
>-
>-- (NSString *)outPipePath
>-{
>-    return [_fifoPrefix stringByAppendingString:@"_OUT"];
>-}
>-
>-- (NSString *)errorPipePath
>-{
>-    return [_fifoPrefix stringByAppendingString:@"_ERROR"];
>-}
>-
>-- (NSOutputStream *) outputStream
>-{
>-    return _standardInputPipe;
>-}
>-
>-- (id)initWithPrefix:(NSString *)prefix
>-{
>-    if ((self = [super init])) {
>-        _fifoPrefix = prefix;
>-        [self destroyFIFOs];
>-    }
>-    return self;
>-}
>-
>-- (void)setup
>-{
>-    [self destroyFIFOs];
>-    [self createFIFOs];
>-}
>-
>-- (void)tearDown
>-{
>-    [self destroyFIFOs];
>-}
>-
>--(void) connect
>-{
>-    _standardInputPipe = [NSOutputStream outputStreamToFileAtPath:[self inPipePath] append:YES];
>-    _standardOutputPipe = [NSInputStream inputStreamWithFileAtPath:[self outPipePath]];
>-    _standardErrorPipe = [NSInputStream inputStreamWithFileAtPath:[self errorPipePath]];
>-
>-    [[self standardInputPipe] setDelegate:self];
>-    [[self standardOutputPipe] setDelegate:self];
>-    [[self standardErrorPipe] setDelegate:self];
>-
>-    [[self standardOutputPipe] scheduleInRunLoop:[NSRunLoop mainRunLoop] forMode:NSDefaultRunLoopMode];
>-    [[self standardErrorPipe] scheduleInRunLoop:[NSRunLoop mainRunLoop] forMode:NSDefaultRunLoopMode];
>-
>-    [[self standardInputPipe] open];
>-    [[self standardOutputPipe] open];
>-    [[self standardErrorPipe] open];
>-
>-    [[self relayDelegate] didConnect];
>-}
>-
>-- (void)disconnect
>-{
>-    [[self standardOutputPipe] close];
>-    [[self standardErrorPipe] close];
>-    [[self standardInputPipe] close];
>-    [[self relayDelegate] didDisconnect];
>-}
>-
>-- (void)createFIFOs
>-{
>-    mkfifo([[self inPipePath] UTF8String], 0666);
>-    mkfifo([[self outPipePath] UTF8String], 0666);
>-    mkfifo([[self errorPipePath] UTF8String], 0666);
>-}
>-
>-- (void)destroyFIFOs
>-{
>-    unlink([[self inPipePath] UTF8String]);
>-    unlink([[self outPipePath] UTF8String]);
>-    unlink([[self errorPipePath] UTF8String]);
>-}
>-
>-- (void) relayStream:(NSInputStream *)stream
>-{
>-    uint8_t bytes[1024];
>-    NSInteger bytesRead = [stream read:bytes maxLength:1024];
>-    NSData *data = [NSData dataWithBytes:bytes length:bytesRead];
>-
>-    if (stream == [self standardOutputPipe])
>-        [[self relayDelegate] didReceiveStdoutData:data];
>-    else
>-        [[self relayDelegate] didReceiveStderrData:data];
>-}
>-
>-- (void)stream:(NSStream *)aStream handleEvent:(NSStreamEvent)eventCode
>-{
>-    switch (eventCode) {
>-    case NSStreamEventNone:
>-        break;
>-    case NSStreamEventHasBytesAvailable:
>-        [self relayStream:(NSInputStream *)aStream];
>-    case NSStreamEventHasSpaceAvailable:
>-        break;
>-    case NSStreamEventOpenCompleted:
>-        break;
>-    case NSStreamEventEndEncountered:
>-        [[self relayDelegate] didCrashWithMessage:nil];
>-        break;
>-    case NSStreamEventErrorOccurred:
>-        [[self relayDelegate] didCrashWithMessage:[[aStream streamError] description]];
>-        break;
>-    }
>-}
>-
>-@end
>Index: Tools/LayoutTestRelay/LayoutTestRelay/LTRelay.h
>===================================================================
>--- Tools/LayoutTestRelay/LayoutTestRelay/LTRelay.h	(revision 209886)
>+++ Tools/LayoutTestRelay/LayoutTestRelay/LTRelay.h	(nonexistent)
>@@ -1,48 +0,0 @@
>-/*
>- * Copyright (C) 2014 Apple Inc. All rights reserved.
>- *
>- * Redistribution and use in source and binary forms, with or without
>- * modification, are permitted provided that the following conditions
>- * are met:
>- * 1. Redistributions of source code must retain the above copyright
>- *    notice, this list of conditions and the following disclaimer.
>- * 2. Redistributions in binary form must reproduce the above copyright
>- *    notice, this list of conditions and the following disclaimer in the
>- *    documentation and/or other materials provided with the distribution.
>- *
>- * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
>- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>- * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
>- * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
>- * THE POSSIBILITY OF SUCH DAMAGE.
>- */
>-
>-#ifndef LTRelay_h
>-#define LTRelay_h
>-
>-#import <Foundation/Foundation.h>
>-
>-@protocol LTRelayDelegate <NSObject>
>-- (void)didConnect;
>-- (void)didDisconnect;
>-- (void)didCrashWithMessage:(NSString *)message;
>-- (void)didReceiveStdoutData:(NSData *)data;
>-- (void)didReceiveStderrData:(NSData *)data;
>-@end
>-
>-@protocol LTRelay <NSObject, NSStreamDelegate>
>-- (void)setup;
>-- (void)tearDown;
>-- (void)connect;
>-- (void)disconnect;
>-@property (weak) id<LTRelayDelegate> relayDelegate;
>-@property (readonly, strong) NSOutputStream *outputStream;
>-@end
>-
>-#endif
>Index: Tools/LayoutTestRelay/LayoutTestRelay/LTRelayController.h
>===================================================================
>--- Tools/LayoutTestRelay/LayoutTestRelay/LTRelayController.h	(revision 209886)
>+++ Tools/LayoutTestRelay/LayoutTestRelay/LTRelayController.h	(nonexistent)
>@@ -1,40 +0,0 @@
>-/*
>- * Copyright (C) 2014 Apple Inc. All rights reserved.
>- *
>- * Redistribution and use in source and binary forms, with or without
>- * modification, are permitted provided that the following conditions
>- * are met:
>- * 1. Redistributions of source code must retain the above copyright
>- *    notice, this list of conditions and the following disclaimer.
>- * 2. Redistributions in binary form must reproduce the above copyright
>- *    notice, this list of conditions and the following disclaimer in the
>- *    documentation and/or other materials provided with the distribution.
>- *
>- * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
>- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>- * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
>- * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
>- * THE POSSIBILITY OF SUCH DAMAGE.
>- */
>-#ifndef LTRelayController_h
>-#define LTRelayController_h
>-
>-#import "LTRelay.h"
>-
>-#import <Foundation/Foundation.h>
>-
>-@class SimDevice;
>-
>-@interface LTRelayController : NSObject <LTRelayDelegate>
>-- (id)initWithDevice:(SimDevice *)device productDir:(NSString *)productDir appPath:(NSString *)appPath deviceUDID:(NSUUID *)udid dumpToolArguments:(NSArray *)arguments;
>-- (void)start;
>-- (void)finish;
>-@end
>-
>-#endif
>Index: Tools/LayoutTestRelay/LayoutTestRelay/LTRelayController.m
>===================================================================
>--- Tools/LayoutTestRelay/LayoutTestRelay/LTRelayController.m	(revision 209886)
>+++ Tools/LayoutTestRelay/LayoutTestRelay/LTRelayController.m	(nonexistent)
>@@ -1,272 +0,0 @@
>-/*
>- * Copyright (C) 2014 Apple Inc. All rights reserved.
>- *
>- * Redistribution and use in source and binary forms, with or without
>- * modification, are permitted provided that the following conditions
>- * are met:
>- * 1. Redistributions of source code must retain the above copyright
>- *    notice, this list of conditions and the following disclaimer.
>- * 2. Redistributions in binary form must reproduce the above copyright
>- *    notice, this list of conditions and the following disclaimer in the
>- *    documentation and/or other materials provided with the distribution.
>- *
>- * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
>- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>- * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
>- * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
>- * THE POSSIBILITY OF SUCH DAMAGE.
>- */
>-
>-#import "LTRelayController.h"
>-
>-#import "CoreSimulatorSPI.h"
>-#import "LTPipeRelay.h"
>-#import <AppKit/AppKit.h>
>-#import <crt_externs.h>
>-
>-@interface LTRelayController ()
>-@property (readonly, strong) dispatch_source_t standardInputDispatchSource;
>-@property (readonly, strong) NSFileHandle *standardOutput;
>-@property (readonly, strong) NSFileHandle *standardError;
>-@property (readonly, strong) NSString *ipcIdentifier;
>-@property (readonly, strong) NSString *appBundleIdentifier;
>-@property (readonly, strong) NSString *appPath;
>-@property (readonly, strong) NSUUID *deviceUDID;
>-@property (readonly, strong) NSArray *dumpToolArguments;
>-@property (readonly, strong) NSString *productDir;
>-@property (strong) SimDevice *device;
>-@property (strong) id<LTRelay> relay;
>-@property pid_t pid;
>-@property (strong) dispatch_source_t appDispatchSource;
>-@end
>-
>-@implementation LTRelayController
>-
>-- (id)initWithDevice:(SimDevice *)device productDir:(NSString *)productDir appPath:(NSString *)appPath deviceUDID:(NSUUID *)udid dumpToolArguments:(NSArray *)arguments
>-{
>-    if ((self = [super init])) {
>-        _device = device;
>-        _productDir = productDir;
>-        _appPath = appPath;
>-        _appBundleIdentifier = [[NSBundle bundleWithPath:appPath] bundleIdentifier];
>-        _deviceUDID = udid;
>-        _dumpToolArguments = arguments;
>-        _standardInputDispatchSource = dispatch_source_create(DISPATCH_SOURCE_TYPE_READ, STDIN_FILENO, 0, dispatch_get_main_queue());
>-        _standardOutput = [NSFileHandle fileHandleWithStandardOutput];
>-        _standardError = [NSFileHandle fileHandleWithStandardError];
>-
>-        dispatch_source_set_event_handler(_standardInputDispatchSource, ^{
>-            uint8_t buffer[1024];
>-            ssize_t len = read(STDIN_FILENO, buffer, sizeof(buffer));
>-            if (len > 0) {
>-                @try {
>-                    [[[self relay] outputStream] write:buffer maxLength:len];
>-                } @catch (NSException *e) {
>-                    // Broken pipe - the dump tool crashed. Time to die.
>-                    [self didCrashWithMessage:nil];
>-                }
>-            } else {
>-                // EOF Received on the relay's standard input.
>-                [self finish];
>-            }
>-        });
>-
>-        _relay = [[LTPipeRelay alloc] initWithPrefix:[@"/tmp" stringByAppendingPathComponent:self.ipcIdentifier]];
>-        [_relay setRelayDelegate:self];
>-    }
>-    return self;
>-}
>-
>-- (NSString *)ipcIdentifier
>-{
>-    return [NSString stringWithFormat:@"%@-%@", self.appBundleIdentifier, self.deviceUDID.UUIDString];
>-}
>-
>-- (NSString *)processName
>-{
>-    return [self.appBundleIdentifier componentsSeparatedByString:@"."].lastObject;
>-}
>-
>-- (void)didReceiveStdoutData:(NSData *)data
>-{
>-    @try {
>-        [[self standardOutput] writeData:data];
>-    } @catch (NSException *exception) {
>-        // NSFileHandleOperationException
>-        // Broken pipe - the test harness stopped listening to us,
>-        // probably because we timed out or a run was canceled.
>-        exit(EXIT_FAILURE);
>-    }
>-}
>-
>-- (void)didReceiveStderrData:(NSData *)data
>-{
>-    @try {
>-        [[self standardError] writeData:data];
>-    } @catch (NSException *exception) {
>-        // NSFileHandleOperationException
>-        // Broken pipe - the test harness stopped listening to us,
>-        // probably because we timed out or a run was canceled.
>-        exit(EXIT_FAILURE);
>-    }
>-}
>-
>-- (void)didDisconnect
>-{
>-    dispatch_suspend([self standardInputDispatchSource]);
>-}
>-
>-- (void)didConnect
>-{
>-    dispatch_resume([self standardInputDispatchSource]);
>-}
>-
>-- (void)didCrashWithMessage:(NSString *)message
>-{
>-    [[self relay] disconnect];
>-    NSString *crashMessage = [NSString stringWithFormat:@"\n#CRASHED - %@ (pid %d)\n", [self processName], [self pid]];
>-
>-    if (message)
>-        crashMessage = [crashMessage stringByAppendingFormat:@"%@\n", message];
>-
>-    [[self standardError] writeData:[crashMessage dataUsingEncoding:NSUTF8StringEncoding]];
>-    [[self standardError] closeFile];
>-    [[self standardOutput] closeFile];
>-    exit(EXIT_FAILURE);
>-}
>-
>-- (void)installApp
>-{
>-    NSDictionary *installOptions = @{
>-        (NSString *)kCFBundleIdentifierKey: self.appBundleIdentifier,
>-    };
>-
>-    NSError *error = nil;
>-    BOOL installed = [self.device installApplication:[NSURL fileURLWithPath:self.appPath] withOptions:installOptions error:&error];
>-    if (!installed) {
>-        NSLog(@"Couldn't install %@: %@", self.appPath, error.description);
>-        exit(EXIT_FAILURE);
>-    }
>-}
>-
>-- (void)killApp
>-{
>-    dispatch_source_t dispatch = [self appDispatchSource];
>-
>-    if (dispatch)
>-        dispatch_source_cancel(dispatch);
>-
>-    if ([self pid] > 1) {
>-        kill(self.pid, SIGKILL);
>-        [self setPid:-1];
>-    }
>-    [self setAppDispatchSource:nil];
>-}
>-
>-- (NSDictionary *)_environmentVariables
>-{
>-    static NSDictionary *environmentVariables;
>-    static dispatch_once_t once;
>-
>-    dispatch_once(&once, ^{
>-        NSString *productDirectory = [self productDir];
>-
>-        NSMutableDictionary *dictionary = [@{
>-            @"IPC_IDENTIFIER": self.ipcIdentifier,
>-            @"DYLD_FRAMEWORK_PATH": productDirectory,
>-            @"__XPC_DYLD_FRAMEWORK_PATH": productDirectory,
>-            @"DYLD_LIBRARY_PATH": productDirectory,
>-            @"__XPC_DYLD_LIBRARY_PATH": productDirectory,
>-        } mutableCopy];
>-
>-        for (NSString *keyName in @[@"DYLD_INSERT_LIBRARIES", @"MallocStackLogging", @"LOCAL_RESOURCE_ROOT", @"DUMPRENDERTREE_TEMP"]) {
>-            const char* value = getenv([keyName UTF8String]);
>-            if (value && strlen(value)) {
>-                NSString *nsValue = [NSString stringWithUTF8String:value];
>-                [dictionary setObject:nsValue forKey:keyName];
>-                [dictionary setObject:nsValue forKey:[@"__XPC_" stringByAppendingString:keyName]];
>-            }
>-        }
>-
>-        for (char** envp = *_NSGetEnviron(); *envp; envp++) {
>-            const char* env = *envp;
>-            if (!strncmp("JSC_", env, 4) || !strncmp("__XPC_JSC_", env, 10)) {
>-                const char* equal = strchr(env, '=');
>-                if (!equal) {
>-                    NSLog(@"Missing '=' in env var '%s'", env);
>-                    continue;
>-                }
>-
>-                static const size_t maxKeyLength = 256;
>-                size_t keyLength = equal - env;
>-                if (keyLength >= maxKeyLength) {
>-                    NSLog(@"Env var '%s' is too long", env);
>-                    continue;
>-                }
>-
>-                char key[maxKeyLength];
>-                strncpy(key, env, keyLength);
>-                key[keyLength] = '\0';
>-                const char* value = equal + 1;
>-
>-                NSString *nsKey = [NSString stringWithUTF8String:key];
>-                NSString *nsValue = [NSString stringWithUTF8String:value];
>-                [dictionary setObject:nsValue forKey:nsKey];
>-            }
>-        }
>-
>-        environmentVariables = [dictionary copy];
>-    });
>-
>-    return environmentVariables;
>-}
>-
>-- (void)launchApp
>-{
>-    NSDictionary *launchOptions = @{
>-        kSimDeviceLaunchApplicationEnvironment: [self _environmentVariables],
>-        kSimDeviceLaunchApplicationArguments: [self dumpToolArguments],
>-    };
>-
>-    NSError *error;
>-    pid_t pid = [self.device launchApplicationWithID:self.appBundleIdentifier options:launchOptions error:&error];
>-
>-    if (pid < 0) {
>-        NSLog(@"Couldn't launch %@: %@", self.appBundleIdentifier, error.description);
>-        exit(EXIT_FAILURE);
>-    }
>-
>-    [self setPid:pid];
>-
>-    dispatch_queue_t queue = dispatch_get_main_queue();
>-    dispatch_source_t simulatorAppExitDispatchSource = dispatch_source_create(DISPATCH_SOURCE_TYPE_PROC, [self pid], DISPATCH_PROC_EXIT, queue);
>-    [self setAppDispatchSource:simulatorAppExitDispatchSource];
>-    dispatch_source_set_event_handler(simulatorAppExitDispatchSource, ^{
>-        dispatch_source_cancel(simulatorAppExitDispatchSource);
>-        [self didCrashWithMessage:nil];
>-    });
>-    dispatch_resume(simulatorAppExitDispatchSource);
>-}
>-
>-- (void)start
>-{
>-    [self installApp];
>-    [[self relay] setup];
>-    [self launchApp];
>-    [[self relay] connect];
>-}
>-
>-- (void)finish
>-{
>-    [[self relay] disconnect];
>-    [self killApp];
>-    exit(EXIT_SUCCESS);
>-}
>-
>-@end
>Index: Tools/LayoutTestRelay/LayoutTestRelay/main.m
>===================================================================
>--- Tools/LayoutTestRelay/LayoutTestRelay/main.m	(revision 209886)
>+++ Tools/LayoutTestRelay/LayoutTestRelay/main.m	(nonexistent)
>@@ -1,133 +0,0 @@
>-/*
>- * Copyright (C) 2014, 2016 Apple Inc. All rights reserved.
>- *
>- * Redistribution and use in source and binary forms, with or without
>- * modification, are permitted provided that the following conditions
>- * are met:
>- * 1. Redistributions of source code must retain the above copyright
>- *    notice, this list of conditions and the following disclaimer.
>- * 2. Redistributions in binary form must reproduce the above copyright
>- *    notice, this list of conditions and the following disclaimer in the
>- *    documentation and/or other materials provided with the distribution.
>- *
>- * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
>- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>- * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
>- * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
>- * THE POSSIBILITY OF SUCH DAMAGE.
>- */
>-
>-#import "CoreSimulatorSPI.h"
>-#import "LTRelayController.h"
>-#import <Foundation/Foundation.h>
>-
>-static LTRelayController *relayController;
>-
>-void usage()
>-{
>-    NSString *helpText = @"LayoutTestRelay: run a dump tool in the simulator. Not for direct consumption.\n"
>-        "Usage: LayoutTestRelay [-h] [options] -- [dump tool arguments]\n"
>-        "Required options:\n"
>-        "    -udid <identifier>       Simulator device identifier\n"
>-        "    -app <app_path>          Path to the built iOS .app bundle directory.\n"
>-        "    -productDir <dir>        /path/to/WebKitBuild/{configuration}-{short platform}.\n";
>-
>-    fprintf(stderr, "%s\n", [helpText UTF8String]);
>-}
>-
>-NSString *getRequiredStringArgument(NSString *parameter)
>-{
>-    NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];
>-    NSString *argument = [defaults stringForKey:parameter];
>-
>-    if (!argument) {
>-        NSLog(@"-%@ is required.", parameter);
>-        usage();
>-        exit(EXIT_FAILURE);
>-    }
>-    return argument;
>-}
>-
>-NSArray *getDumpToolArguments()
>-{
>-    NSMutableArray *dumpToolArguments = [[NSMutableArray alloc] init];
>-    NSArray *processArgs = [[NSProcessInfo processInfo] arguments];
>-    BOOL appending = NO;
>-    for (NSString *arg in processArgs) {
>-        if ([arg isEqualToString:@"--"]) {
>-            appending = YES;
>-            continue;
>-        }
>-        if (appending)
>-            [dumpToolArguments addObject:arg];
>-    }
>-    return dumpToolArguments;
>-}
>-
>-void finish()
>-{
>-    [relayController finish];
>-}
>-
>-void receivedSignal(int signal)
>-{
>-    exit(EXIT_SUCCESS);
>-}
>-
>-int main(int argc, const char * argv[])
>-{
>-    @autoreleasepool {
>-        NSArray *helpArguments = @[@"-h", @"--help"];
>-        for (NSString *helpArgument in helpArguments) {
>-            if ([[[NSProcessInfo processInfo] arguments] indexOfObject:helpArgument] != NSNotFound) {
>-                usage();
>-                exit(EXIT_FAILURE);
>-            }
>-        }
>-
>-#if USE_SIM_SERVICE_CONTEXT
>-        NSString *developerDirectory = getRequiredStringArgument(@"developerDir");
>-#endif
>-        NSUUID *udid = [[NSUUID alloc] initWithUUIDString:getRequiredStringArgument(@"udid")];
>-        NSString *appPath = getRequiredStringArgument(@"app");
>-        NSString *productDirectory = getRequiredStringArgument(@"productDir");
>-        NSArray *dumpToolArguments = getDumpToolArguments();
>-
>-#if USE_SIM_SERVICE_CONTEXT
>-        NSError *error;
>-        SimServiceContext *serviceContext = [SimServiceContext sharedServiceContextForDeveloperDir:developerDirectory error:&error];
>-        if (!serviceContext) {
>-            NSLog(@"Device context couldn't be found: %@", error);
>-            exit(EXIT_FAILURE);
>-        }
>-        SimDeviceSet *deviceSet = [serviceContext defaultDeviceSetWithError:nil];
>-        if (!deviceSet) {
>-            NSLog(@"Default device set couldn't be found: %@", error);
>-            exit(EXIT_FAILURE);
>-        }
>-        SimDevice *device = [deviceSet.devicesByUDID objectForKey:udid];
>-#else
>-        SimDevice *device = [SimDeviceSet.defaultSet.devicesByUDID objectForKey:udid];
>-#endif
>-        if (!device) {
>-            NSLog(@"Device %@ couldn't be found", udid);
>-            exit(EXIT_FAILURE);
>-        }
>-
>-        relayController = [[LTRelayController alloc] initWithDevice:device productDir:productDirectory appPath:appPath deviceUDID:udid dumpToolArguments:dumpToolArguments];
>-        [relayController start];
>-
>-        atexit(finish);
>-        signal(SIGINT, receivedSignal);
>-        signal(SIGTERM, receivedSignal);
>-
>-        [[NSRunLoop mainRunLoop] run];
>-    }
>-    return 0;
>-}
>Index: Tools/LayoutTestRelay/LayoutTestRelay.xcodeproj/project.pbxproj
>===================================================================
>--- Tools/LayoutTestRelay/LayoutTestRelay.xcodeproj/project.pbxproj	(revision 209886)
>+++ Tools/LayoutTestRelay/LayoutTestRelay.xcodeproj/project.pbxproj	(nonexistent)
>@@ -1,202 +0,0 @@
>-// !$*UTF8*$!
>-{
>-	archiveVersion = 1;
>-	classes = {
>-	};
>-	objectVersion = 46;
>-	objects = {
>-
>-/* Begin PBXBuildFile section */
>-		2E8D3EF819881D43004F6CC2 /* main.m in Sources */ = {isa = PBXBuildFile; fileRef = 2E8D3EF719881D43004F6CC2 /* main.m */; };
>-		2E8D3F0219881FD0004F6CC2 /* LTPipeRelay.m in Sources */ = {isa = PBXBuildFile; fileRef = 2E8D3F0119881FD0004F6CC2 /* LTPipeRelay.m */; };
>-		2E8D3F0619882406004F6CC2 /* LTRelayController.m in Sources */ = {isa = PBXBuildFile; fileRef = 2E8D3F0519882406004F6CC2 /* LTRelayController.m */; };
>-/* End PBXBuildFile section */
>-
>-/* Begin PBXCopyFilesBuildPhase section */
>-		2E8D3EF219881D43004F6CC2 /* CopyFiles */ = {
>-			isa = PBXCopyFilesBuildPhase;
>-			buildActionMask = 2147483647;
>-			dstPath = /usr/share/man/man1/;
>-			dstSubfolderSpec = 0;
>-			files = (
>-			);
>-			runOnlyForDeploymentPostprocessing = 1;
>-		};
>-/* End PBXCopyFilesBuildPhase section */
>-
>-/* Begin PBXFileReference section */
>-		2E8D3EF419881D43004F6CC2 /* LayoutTestRelay */ = {isa = PBXFileReference; explicitFileType = "compiled.mach-o.executable"; includeInIndex = 0; path = LayoutTestRelay; sourceTree = BUILT_PRODUCTS_DIR; };
>-		2E8D3EF719881D43004F6CC2 /* main.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = main.m; sourceTree = "<group>"; };
>-		2E8D3EFE19881E13004F6CC2 /* DebugRelease.xcconfig */ = {isa = PBXFileReference; lastKnownFileType = text.xcconfig; name = DebugRelease.xcconfig; path = Configurations/DebugRelease.xcconfig; sourceTree = "<group>"; };
>-		2E8D3EFF19881E25004F6CC2 /* Base.xcconfig */ = {isa = PBXFileReference; lastKnownFileType = text.xcconfig; name = Base.xcconfig; path = Configurations/Base.xcconfig; sourceTree = "<group>"; };
>-		2E8D3F0019881F29004F6CC2 /* LTRelay.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = LTRelay.h; sourceTree = "<group>"; };
>-		2E8D3F0119881FD0004F6CC2 /* LTPipeRelay.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = LTPipeRelay.m; sourceTree = "<group>"; };
>-		2E8D3F0319881FE2004F6CC2 /* LTPipeRelay.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = LTPipeRelay.h; sourceTree = "<group>"; };
>-		2E8D3F0419882406004F6CC2 /* LTRelayController.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = LTRelayController.h; sourceTree = "<group>"; };
>-		2E8D3F0519882406004F6CC2 /* LTRelayController.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = LTRelayController.m; sourceTree = "<group>"; };
>-		CE1FBC151B290E79000136F5 /* CoreSimulatorSPI.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = CoreSimulatorSPI.h; sourceTree = "<group>"; };
>-/* End PBXFileReference section */
>-
>-/* Begin PBXFrameworksBuildPhase section */
>-		2E8D3EF119881D43004F6CC2 /* Frameworks */ = {
>-			isa = PBXFrameworksBuildPhase;
>-			buildActionMask = 2147483647;
>-			files = (
>-			);
>-			runOnlyForDeploymentPostprocessing = 0;
>-		};
>-/* End PBXFrameworksBuildPhase section */
>-
>-/* Begin PBXGroup section */
>-		2E8D3EEB19881D43004F6CC2 = {
>-			isa = PBXGroup;
>-			children = (
>-				2E8D3EFF19881E25004F6CC2 /* Base.xcconfig */,
>-				2E8D3EFE19881E13004F6CC2 /* DebugRelease.xcconfig */,
>-				2E8D3EF619881D43004F6CC2 /* LayoutTestRelay */,
>-				2E8D3EF519881D43004F6CC2 /* Products */,
>-			);
>-			sourceTree = "<group>";
>-		};
>-		2E8D3EF519881D43004F6CC2 /* Products */ = {
>-			isa = PBXGroup;
>-			children = (
>-				2E8D3EF419881D43004F6CC2 /* LayoutTestRelay */,
>-			);
>-			name = Products;
>-			sourceTree = "<group>";
>-		};
>-		2E8D3EF619881D43004F6CC2 /* LayoutTestRelay */ = {
>-			isa = PBXGroup;
>-			children = (
>-				2E8D3EF719881D43004F6CC2 /* main.m */,
>-				CE1FBC151B290E79000136F5 /* CoreSimulatorSPI.h */,
>-				2E8D3F0019881F29004F6CC2 /* LTRelay.h */,
>-				2E8D3F0119881FD0004F6CC2 /* LTPipeRelay.m */,
>-				2E8D3F0319881FE2004F6CC2 /* LTPipeRelay.h */,
>-				2E8D3F0419882406004F6CC2 /* LTRelayController.h */,
>-				2E8D3F0519882406004F6CC2 /* LTRelayController.m */,
>-			);
>-			path = LayoutTestRelay;
>-			sourceTree = "<group>";
>-		};
>-/* End PBXGroup section */
>-
>-/* Begin PBXNativeTarget section */
>-		2E8D3EF319881D43004F6CC2 /* LayoutTestRelay */ = {
>-			isa = PBXNativeTarget;
>-			buildConfigurationList = 2E8D3EFB19881D43004F6CC2 /* Build configuration list for PBXNativeTarget "LayoutTestRelay" */;
>-			buildPhases = (
>-				2E8D3EF019881D43004F6CC2 /* Sources */,
>-				2E8D3EF119881D43004F6CC2 /* Frameworks */,
>-				2E8D3EF219881D43004F6CC2 /* CopyFiles */,
>-			);
>-			buildRules = (
>-			);
>-			dependencies = (
>-			);
>-			name = LayoutTestRelay;
>-			productName = LayoutTestRelay;
>-			productReference = 2E8D3EF419881D43004F6CC2 /* LayoutTestRelay */;
>-			productType = "com.apple.product-type.tool";
>-		};
>-/* End PBXNativeTarget section */
>-
>-/* Begin PBXProject section */
>-		2E8D3EEC19881D43004F6CC2 /* Project object */ = {
>-			isa = PBXProject;
>-			attributes = {
>-				LastUpgradeCheck = 0600;
>-				ORGANIZATIONNAME = "Apple, Inc.";
>-				TargetAttributes = {
>-					2E8D3EF319881D43004F6CC2 = {
>-						CreatedOnToolsVersion = 6.0;
>-					};
>-				};
>-			};
>-			buildConfigurationList = 2E8D3EEF19881D43004F6CC2 /* Build configuration list for PBXProject "LayoutTestRelay" */;
>-			compatibilityVersion = "Xcode 3.2";
>-			developmentRegion = English;
>-			hasScannedForEncodings = 0;
>-			knownRegions = (
>-				en,
>-			);
>-			mainGroup = 2E8D3EEB19881D43004F6CC2;
>-			productRefGroup = 2E8D3EF519881D43004F6CC2 /* Products */;
>-			projectDirPath = "";
>-			projectRoot = "";
>-			targets = (
>-				2E8D3EF319881D43004F6CC2 /* LayoutTestRelay */,
>-			);
>-		};
>-/* End PBXProject section */
>-
>-/* Begin PBXSourcesBuildPhase section */
>-		2E8D3EF019881D43004F6CC2 /* Sources */ = {
>-			isa = PBXSourcesBuildPhase;
>-			buildActionMask = 2147483647;
>-			files = (
>-				2E8D3F0619882406004F6CC2 /* LTRelayController.m in Sources */,
>-				2E8D3EF819881D43004F6CC2 /* main.m in Sources */,
>-				2E8D3F0219881FD0004F6CC2 /* LTPipeRelay.m in Sources */,
>-			);
>-			runOnlyForDeploymentPostprocessing = 0;
>-		};
>-/* End PBXSourcesBuildPhase section */
>-
>-/* Begin XCBuildConfiguration section */
>-		2E8D3EF919881D43004F6CC2 /* Debug */ = {
>-			isa = XCBuildConfiguration;
>-			baseConfigurationReference = 2E8D3EFE19881E13004F6CC2 /* DebugRelease.xcconfig */;
>-			buildSettings = {
>-			};
>-			name = Debug;
>-		};
>-		2E8D3EFA19881D43004F6CC2 /* Release */ = {
>-			isa = XCBuildConfiguration;
>-			baseConfigurationReference = 2E8D3EFE19881E13004F6CC2 /* DebugRelease.xcconfig */;
>-			buildSettings = {
>-			};
>-			name = Release;
>-		};
>-		2E8D3EFC19881D43004F6CC2 /* Debug */ = {
>-			isa = XCBuildConfiguration;
>-			baseConfigurationReference = 2E8D3EFE19881E13004F6CC2 /* DebugRelease.xcconfig */;
>-			buildSettings = {
>-				PRODUCT_NAME = "$(TARGET_NAME)";
>-			};
>-			name = Debug;
>-		};
>-		2E8D3EFD19881D43004F6CC2 /* Release */ = {
>-			isa = XCBuildConfiguration;
>-			baseConfigurationReference = 2E8D3EFE19881E13004F6CC2 /* DebugRelease.xcconfig */;
>-			buildSettings = {
>-				PRODUCT_NAME = "$(TARGET_NAME)";
>-			};
>-			name = Release;
>-		};
>-/* End XCBuildConfiguration section */
>-
>-/* Begin XCConfigurationList section */
>-		2E8D3EEF19881D43004F6CC2 /* Build configuration list for PBXProject "LayoutTestRelay" */ = {
>-			isa = XCConfigurationList;
>-			buildConfigurations = (
>-				2E8D3EF919881D43004F6CC2 /* Debug */,
>-				2E8D3EFA19881D43004F6CC2 /* Release */,
>-			);
>-			defaultConfigurationIsVisible = 0;
>-			defaultConfigurationName = Release;
>-		};
>-		2E8D3EFB19881D43004F6CC2 /* Build configuration list for PBXNativeTarget "LayoutTestRelay" */ = {
>-			isa = XCConfigurationList;
>-			buildConfigurations = (
>-				2E8D3EFC19881D43004F6CC2 /* Debug */,
>-				2E8D3EFD19881D43004F6CC2 /* Release */,
>-			);
>-			defaultConfigurationIsVisible = 0;
>-			defaultConfigurationName = Release;
>-		};
>-/* End XCConfigurationList section */
>-	};
>-	rootObject = 2E8D3EEC19881D43004F6CC2 /* Project object */;
>-}
>Index: Tools/LayoutTestRelay/LayoutTestRelay.xcodeproj
>===================================================================
>--- Tools/LayoutTestRelay/LayoutTestRelay.xcodeproj	(revision 209886)
>+++ Tools/LayoutTestRelay/LayoutTestRelay.xcodeproj	(nonexistent)
>
>Property changes on: Tools/LayoutTestRelay/LayoutTestRelay.xcodeproj
>___________________________________________________________________
>Deleted: svn:ignore
>## -1,2 +0,0 ##
>-project.xcworkspace
>-xcuserdata
>Index: Tools/LayoutTestRelay/Makefile
>===================================================================
>--- Tools/LayoutTestRelay/Makefile	(revision 209886)
>+++ Tools/LayoutTestRelay/Makefile	(nonexistent)
>@@ -1,6 +0,0 @@
>-SCRIPTS_PATH = ../Scripts
>-
>-OVERRIDE_ARCHS = default
>-OVERRIDE_SDKROOT = default
>-
>-include ../../Makefile.shared
>Index: Tools/Makefile
>===================================================================
>--- Tools/Makefile	(revision 209886)
>+++ Tools/Makefile	(working copy)
>@@ -7,9 +7,6 @@ ifneq (,$(SDKROOT))
> 	ifneq (,$(findstring iphone,$(SDKROOT)))
> 		MODULES += MobileMiniBrowser
> 	endif
>-	ifeq (,$(DO_NOT_BUILD_LAYOUT_TEST_RELAY))
>-		MODULES += LayoutTestRelay
>-	endif
> endif
> 
> all:
>Index: Tools/DumpRenderTree/DumpRenderTree.xcodeproj/project.pbxproj
>===================================================================
>--- Tools/DumpRenderTree/DumpRenderTree.xcodeproj/project.pbxproj	(revision 209886)
>+++ Tools/DumpRenderTree/DumpRenderTree.xcodeproj/project.pbxproj	(working copy)
>@@ -79,6 +79,7 @@
> 		2CE88FA217124D8C00734FC0 /* JavaScriptThreading.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 2CE88FA117124CEE00734FC0 /* JavaScriptThreading.cpp */; };
> 		2D403F1B15087209005358D2 /* LayoutTestHelper.m in Sources */ = {isa = PBXBuildFile; fileRef = 2D403EA215087142005358D2 /* LayoutTestHelper.m */; };
> 		31117B3D15D9A56A00163BC8 /* MockWebNotificationProvider.mm in Sources */ = {isa = PBXBuildFile; fileRef = 31117B3B15D9A56A00163BC8 /* MockWebNotificationProvider.mm */; };
>+		31B09CC81E0335F1006F4E4D /* unixLoggingPipes.mm in Sources */ = {isa = PBXBuildFile; fileRef = 31B09CC71E0335EB006F4E4D /* unixLoggingPipes.mm */; };
> 		440590711268453800CFD48D /* WebArchiveDumpSupportMac.mm in Sources */ = {isa = PBXBuildFile; fileRef = 440590701268453800CFD48D /* WebArchiveDumpSupportMac.mm */; };
> 		4437730E125CBC3600AAE02C /* WebArchiveDumpSupport.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 44A997830FCDE86400580F10 /* WebArchiveDumpSupport.cpp */; };
> 		4464CABE1C20A08B00E5BB55 /* DumpRenderTreeAppMain.mm in Sources */ = {isa = PBXBuildFile; fileRef = 4464CABD1C20A07000E5BB55 /* DumpRenderTreeAppMain.mm */; };
>@@ -293,6 +294,8 @@
> 		2D403F19150871F9005358D2 /* LayoutTestHelper */ = {isa = PBXFileReference; explicitFileType = "compiled.mach-o.executable"; includeInIndex = 0; path = LayoutTestHelper; sourceTree = BUILT_PRODUCTS_DIR; };
> 		31117B3A15D9A56A00163BC8 /* MockWebNotificationProvider.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = MockWebNotificationProvider.h; path = mac/MockWebNotificationProvider.h; sourceTree = "<group>"; };
> 		31117B3B15D9A56A00163BC8 /* MockWebNotificationProvider.mm */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.objcpp; name = MockWebNotificationProvider.mm; path = mac/MockWebNotificationProvider.mm; sourceTree = "<group>"; };
>+		31B09CC61E0335EB006F4E4D /* unixLoggingPipes.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = unixLoggingPipes.h; path = ../TestRunnerShared/unixLoggingPipes.h; sourceTree = "<group>"; };
>+		31B09CC71E0335EB006F4E4D /* unixLoggingPipes.mm */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.objcpp; name = unixLoggingPipes.mm; path = ../TestRunnerShared/unixLoggingPipes.mm; sourceTree = "<group>"; };
> 		32A70AAB03705E1F00C91783 /* DumpRenderTreePrefix.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = DumpRenderTreePrefix.h; sourceTree = "<group>"; };
> 		375F09710DAC3CB600C8B4E5 /* WebKitWeightWatcher100.ttf */ = {isa = PBXFileReference; lastKnownFileType = file; name = WebKitWeightWatcher100.ttf; path = fonts/WebKitWeightWatcher100.ttf; sourceTree = "<group>"; };
> 		375F09720DAC3CB600C8B4E5 /* WebKitWeightWatcher200.ttf */ = {isa = PBXFileReference; lastKnownFileType = file; name = WebKitWeightWatcher200.ttf; path = fonts/WebKitWeightWatcher200.ttf; sourceTree = "<group>"; };
>@@ -473,6 +476,7 @@
> 		08FB7794FE84155DC02AAC07 /* DumpRenderTree */ = {
> 			isa = PBXGroup;
> 			children = (
>+				31B09CC51E0335D0006F4E4D /* TestRunnerShared */,
> 				0F18E6F11D6B9C640027E547 /* DerivedSources.make */,
> 				0F18E6E71D6B9BF50027E547 /* UIScriptContext */,
> 				A1158D6A18927CE10088C17B /* ios */,
>@@ -700,6 +704,15 @@
> 			name = LayoutTestHelper;
> 			sourceTree = "<group>";
> 		};
>+		31B09CC51E0335D0006F4E4D /* TestRunnerShared */ = {
>+			isa = PBXGroup;
>+			children = (
>+				31B09CC61E0335EB006F4E4D /* unixLoggingPipes.h */,
>+				31B09CC71E0335EB006F4E4D /* unixLoggingPipes.mm */,
>+			);
>+			name = TestRunnerShared;
>+			sourceTree = "<group>";
>+		};
> 		417DA9181373674D007C57FB /* WebCoreTestSupport */ = {
> 			isa = PBXGroup;
> 			children = (
>@@ -1158,6 +1171,7 @@
> 			buildActionMask = 2147483647;
> 			files = (
> 				4464CABE1C20A08B00E5BB55 /* DumpRenderTreeAppMain.mm in Sources */,
>+				31B09CC81E0335F1006F4E4D /* unixLoggingPipes.mm in Sources */,
> 			);
> 			runOnlyForDeploymentPostprocessing = 0;
> 		};
>Index: Tools/DumpRenderTree/mac/DumpRenderTree.mm
>===================================================================
>--- Tools/DumpRenderTree/mac/DumpRenderTree.mm	(revision 209886)
>+++ Tools/DumpRenderTree/mac/DumpRenderTree.mm	(working copy)
>@@ -103,6 +103,7 @@
> #if PLATFORM(IOS)
> #import "DumpRenderTreeBrowserView.h"
> #import "UIKitSPI.h"
>+#import "unixLoggingPipes.h"
> #import <QuartzCore/QuartzCore.h>
> #import <WebCore/CoreGraphicsSPI.h>
> #import <WebKit/WAKWindow.h>
>@@ -1272,17 +1273,7 @@ void writeCrashedMessageOnFatalError(int
> void dumpRenderTree(int argc, const char *argv[])
> {
> #if PLATFORM(IOS)
>-    const char* identifier = getenv("IPC_IDENTIFIER");
>-    const char *stdinPath = [[NSString stringWithFormat:@"/tmp/%s_IN", identifier] UTF8String];
>-    const char *stdoutPath = [[NSString stringWithFormat:@"/tmp/%s_OUT", identifier] UTF8String];
>-    const char *stderrPath = [[NSString stringWithFormat:@"/tmp/%s_ERROR", identifier] UTF8String];
>-
>-    int infd = open(stdinPath, O_RDWR);
>-    dup2(infd, STDIN_FILENO);
>-    int outfd = open(stdoutPath, O_RDWR);
>-    dup2(outfd, STDOUT_FILENO);
>-    int errfd = open(stderrPath, O_RDWR | O_NONBLOCK);
>-    dup2(errfd, STDERR_FILENO);
>+    WTR::setupUnixLoggingPipes();
> #endif
> 
>     signal(SIGILL, &writeCrashedMessageOnFatalError);
>@@ -1343,9 +1334,7 @@ void dumpRenderTree(int argc, const char
>     }
> 
> #if PLATFORM(IOS)
>-    close(infd);
>-    close(outfd);
>-    close(errfd);
>+    WTR::teardownUnixLoggingPipes();
> #endif
> }
> 
>Index: Tools/LayoutTestRelay/Configurations/Base.xcconfig
>===================================================================
>--- Tools/LayoutTestRelay/Configurations/Base.xcconfig	(revision 209886)
>+++ Tools/LayoutTestRelay/Configurations/Base.xcconfig	(nonexistent)
>@@ -1,68 +0,0 @@
>-// Copyright (C) 2014 Apple Inc. All rights reserved.
>-//
>-// Redistribution and use in source and binary forms, with or without
>-// modification, are permitted provided that the following conditions
>-// are met:
>-// 1. Redistributions of source code must retain the above copyright
>-//    notice, this list of conditions and the following disclaimer.
>-// 2. Redistributions in binary form must reproduce the above copyright
>-//    notice, this list of conditions and the following disclaimer in the
>-//    documentation and/or other materials provided with the distribution.
>-//
>-// THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
>-// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
>-// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>-// PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
>-// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
>-// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
>-// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
>-// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
>-// OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
>-// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
>-// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
>-
>-#include "../../../../Internal/Configurations/HaveInternalSDK.xcconfig"
>-
>-USE_INTERNAL_SDK = $(USE_INTERNAL_SDK_$(CONFIGURATION));
>-USE_INTERNAL_SDK_Production = YES;
>-USE_INTERNAL_SDK_Debug = $(HAVE_INTERNAL_SDK);
>-USE_INTERNAL_SDK_Release = $(HAVE_INTERNAL_SDK);
>-
>-CLANG_CXX_LANGUAGE_STANDARD = gnu++0x;
>-CLANG_ENABLE_OBJC_ARC = YES;
>-CLANG_WARN_CXX0X_EXTENSIONS = NO;
>-HEADER_SEARCH_PATHS = $(BUILT_PRODUCTS_DIR)/usr/local/include $(WEBCORE_PRIVATE_HEADERS_DIR)/ForwardingHeaders $(SRCROOT)/../../Source/JavaScriptCore/icu $(NEXT_ROOT)/usr/local/include/WebCoreTestSupport;
>-GCC_PREPROCESSOR_DEFINITIONS = $(DEBUG_DEFINES) ENABLE_DASHBOARD_SUPPORT;
>-DEBUG_INFORMATION_FORMAT = dwarf-with-dsym;
>-PREBINDING = NO
>-GCC_C_LANGUAGE_STANDARD = gnu99
>-GCC_ENABLE_CPP_EXCEPTIONS = NO;
>-GCC_ENABLE_CPP_RTTI = NO;
>-GCC_PRECOMPILE_PREFIX_HEADER = YES
>-GCC_TREAT_WARNINGS_AS_ERRORS = YES
>-GCC_VERSION = com.apple.compilers.llvm.clang.1_0;
>-GCC_WARN_ABOUT_DEPRECATED_FUNCTIONS = NO
>-GCC_WARN_UNUSED_FUNCTION = YES
>-GCC_WARN_UNUSED_VARIABLE = YES
>-GCC_WARN_64_TO_32_BIT_CONVERSION[arch=x86_64] = NO;
>-WARNING_CFLAGS = -Wall -W -Wno-unused-parameter -Wundef
>-
>-DEBUG_DEFINES_debug = ;
>-DEBUG_DEFINES_normal = NDEBUG;
>-DEBUG_DEFINES = $(DEBUG_DEFINES_$(CURRENT_VARIANT));
>-
>-TARGET_MAC_OS_X_VERSION_MAJOR = $(TARGET_MAC_OS_X_VERSION_MAJOR$(MACOSX_DEPLOYMENT_TARGET:suffix:identifier));
>-TARGET_MAC_OS_X_VERSION_MAJOR_10 = 101000;
>-TARGET_MAC_OS_X_VERSION_MAJOR_11 = 101100;
>-TARGET_MAC_OS_X_VERSION_MAJOR_12 = 101200;
>-TARGET_MAC_OS_X_VERSION_MAJOR_13 = 101300;
>-
>-SDKROOT = macosx.internal;
>-
>-SUPPORTED_PLATFORMS = macosx;
>-
>-TOOLCHAINS = default;
>-
>-OTHER_CFLAGS = $(ASAN_OTHER_CFLAGS);
>-OTHER_CPLUSPLUSFLAGS = $(ASAN_OTHER_CPLUSPLUSFLAGS);
>-OTHER_LDFLAGS = $(ASAN_OTHER_LDFLAGS);
>Index: Tools/LayoutTestRelay/Configurations/DebugRelease.xcconfig
>===================================================================
>--- Tools/LayoutTestRelay/Configurations/DebugRelease.xcconfig	(revision 209886)
>+++ Tools/LayoutTestRelay/Configurations/DebugRelease.xcconfig	(nonexistent)
>@@ -1,42 +0,0 @@
>-// Copyright (C) 2014 Apple Inc. All rights reserved.
>-//
>-// Redistribution and use in source and binary forms, with or without
>-// modification, are permitted provided that the following conditions
>-// are met:
>-// 1. Redistributions of source code must retain the above copyright
>-//    notice, this list of conditions and the following disclaimer.
>-// 2. Redistributions in binary form must reproduce the above copyright
>-//    notice, this list of conditions and the following disclaimer in the
>-//    documentation and/or other materials provided with the distribution.
>-//
>-// THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
>-// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
>-// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>-// PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
>-// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
>-// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
>-// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
>-// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
>-// OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
>-// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
>-// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
>-
>-#include "Base.xcconfig"
>-
>-ARCHS = $(ARCHS_STANDARD_64_BIT);
>-
>-TARGET_MAC_OS_X_VERSION_MAJOR = $(MAC_OS_X_VERSION_MAJOR);
>-
>-MACOSX_DEPLOYMENT_TARGET = $(MACOSX_DEPLOYMENT_TARGET_$(TARGET_MAC_OS_X_VERSION_MAJOR))
>-MACOSX_DEPLOYMENT_TARGET_101000 = 10.10;
>-MACOSX_DEPLOYMENT_TARGET_101100 = 10.11;
>-MACOSX_DEPLOYMENT_TARGET_101200 = 10.12;
>-MACOSX_DEPLOYMENT_TARGET_101300 = 10.13;
>-
>-FRAMEWORK_SEARCH_PATHS = $(DEVELOPER_DIR)/Library/PrivateFrameworks;
>-LD_RUNPATH_SEARCH_PATHS = $(DEVELOPER_DIR)/Library/PrivateFrameworks;
>-OTHER_LDFLAGS = -framework CoreSimulator -framework AppKit;
>-
>-SDKROOT = $(SDKROOT_macosx_$(USE_INTERNAL_SDK));
>-SDKROOT_macosx_ = macosx;
>-SDKROOT_macosx_YES = macosx.internal;
>Index: Tools/LayoutTestRelay/LayoutTestRelay/CoreSimulatorSPI.h
>===================================================================
>--- Tools/LayoutTestRelay/LayoutTestRelay/CoreSimulatorSPI.h	(revision 209886)
>+++ Tools/LayoutTestRelay/LayoutTestRelay/CoreSimulatorSPI.h	(nonexistent)
>@@ -1,58 +0,0 @@
>-/*
>- * Copyright (C) 2015, 2016 Apple Inc. All rights reserved.
>- *
>- * Redistribution and use in source and binary forms, with or without
>- * modification, are permitted provided that the following conditions
>- * are met:
>- * 1. Redistributions of source code must retain the above copyright
>- *    notice, this list of conditions and the following disclaimer.
>- * 2. Redistributions in binary form must reproduce the above copyright
>- *    notice, this list of conditions and the following disclaimer in the
>- *    documentation and/or other materials provided with the distribution.
>- *
>- * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
>- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>- * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
>- * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
>- * THE POSSIBILITY OF SUCH DAMAGE.
>- */
>-
>-#if __has_include(<CoreSimulator/CoreSimulator.h>)
>-
>-/* FIXME: Remove the below #define once we require Xcode 7.3 with iOS 9.3 SDK or newer. */
>-#define __coresim_unavailable_msg(msg)
>-#import <CoreSimulator/CoreSimulator.h>
>-
>-/* FIXME: Always use SimServiceContext once we require Xcode 7.3 with iOS 9.3 SDK or newer. */
>-#define USE_SIM_SERVICE_CONTEXT defined(CORESIM_API_MAX_ALLOWED)
>-
>-#else
>-
>-#import <Foundation/Foundation.h>
>-
>-#define USE_SIM_SERVICE_CONTEXT 1
>-
>-#define kSimDeviceLaunchApplicationArguments @"arguments"
>-#define kSimDeviceLaunchApplicationEnvironment @"environment"
>-
>-@interface SimDevice : NSObject
>-- (BOOL)installApplication:(NSURL *)installURL withOptions:(NSDictionary *)options error:(NSError * __autoreleasing *)error;
>-- (pid_t)launchApplicationWithID:(NSString *)bundleID options:(NSDictionary *)options error:(NSError * __autoreleasing *)error;
>-@end
>-
>-@interface SimDeviceSet : NSObject
>-@property (readonly, copy) NSDictionary *devicesByUDID;
>-@end
>-
>-@interface SimServiceContext : NSObject
>-+(SimServiceContext *)sharedServiceContextForDeveloperDir:(NSString *)developerDir error:(NSError * __autoreleasing *)error;
>--(SimDeviceSet *)defaultDeviceSetWithError:(NSError * __autoreleasing *)error;
>-@end
>-
>-#endif
>Index: Tools/LayoutTestRelay/LayoutTestRelay/LTPipeRelay.h
>===================================================================
>--- Tools/LayoutTestRelay/LayoutTestRelay/LTPipeRelay.h	(revision 209886)
>+++ Tools/LayoutTestRelay/LayoutTestRelay/LTPipeRelay.h	(nonexistent)
>@@ -1,36 +0,0 @@
>-/*
>- * Copyright (C) 2014 Apple Inc. All rights reserved.
>- *
>- * Redistribution and use in source and binary forms, with or without
>- * modification, are permitted provided that the following conditions
>- * are met:
>- * 1. Redistributions of source code must retain the above copyright
>- *    notice, this list of conditions and the following disclaimer.
>- * 2. Redistributions in binary form must reproduce the above copyright
>- *    notice, this list of conditions and the following disclaimer in the
>- *    documentation and/or other materials provided with the distribution.
>- *
>- * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
>- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>- * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
>- * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
>- * THE POSSIBILITY OF SUCH DAMAGE.
>- */
>-
>-#ifndef LTPipeRelay_h
>-#define LTPipeRelay_h
>-
>-#import "LTRelay.h"
>-
>-@interface LTPipeRelay : NSObject <LTRelay>
>-@property (weak) id<LTRelayDelegate> relayDelegate;
>-- (id)initWithPrefix:(NSString *)prefix;
>-@end
>-
>-#endif
>Index: Tools/LayoutTestRelay/LayoutTestRelay/LTPipeRelay.m
>===================================================================
>--- Tools/LayoutTestRelay/LayoutTestRelay/LTPipeRelay.m	(revision 209886)
>+++ Tools/LayoutTestRelay/LayoutTestRelay/LTPipeRelay.m	(nonexistent)
>@@ -1,158 +0,0 @@
>-/*
>- * Copyright (C) 2014 Apple Inc. All rights reserved.
>- *
>- * Redistribution and use in source and binary forms, with or without
>- * modification, are permitted provided that the following conditions
>- * are met:
>- * 1. Redistributions of source code must retain the above copyright
>- *    notice, this list of conditions and the following disclaimer.
>- * 2. Redistributions in binary form must reproduce the above copyright
>- *    notice, this list of conditions and the following disclaimer in the
>- *    documentation and/or other materials provided with the distribution.
>- *
>- * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
>- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>- * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
>- * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
>- * THE POSSIBILITY OF SUCH DAMAGE.
>- */
>-
>-#import "LTPipeRelay.h"
>-
>-#import <Foundation/Foundation.h>
>-#include <sys/stat.h>
>-#include <sys/types.h>
>-
>-@interface LTPipeRelay ()
>-@property (readonly, strong) NSString *fifoPrefix;
>-@property (strong) NSOutputStream *standardInputPipe;
>-@property (strong) NSInputStream *standardOutputPipe;
>-@property (strong) NSInputStream *standardErrorPipe;
>-
>-- (void)createFIFOs;
>-- (void)destroyFIFOs;
>-@end
>-
>-@implementation LTPipeRelay
>-
>-- (NSString *)inPipePath
>-{
>-    return [_fifoPrefix stringByAppendingString:@"_IN"];
>-}
>-
>-- (NSString *)outPipePath
>-{
>-    return [_fifoPrefix stringByAppendingString:@"_OUT"];
>-}
>-
>-- (NSString *)errorPipePath
>-{
>-    return [_fifoPrefix stringByAppendingString:@"_ERROR"];
>-}
>-
>-- (NSOutputStream *) outputStream
>-{
>-    return _standardInputPipe;
>-}
>-
>-- (id)initWithPrefix:(NSString *)prefix
>-{
>-    if ((self = [super init])) {
>-        _fifoPrefix = prefix;
>-        [self destroyFIFOs];
>-    }
>-    return self;
>-}
>-
>-- (void)setup
>-{
>-    [self destroyFIFOs];
>-    [self createFIFOs];
>-}
>-
>-- (void)tearDown
>-{
>-    [self destroyFIFOs];
>-}
>-
>--(void) connect
>-{
>-    _standardInputPipe = [NSOutputStream outputStreamToFileAtPath:[self inPipePath] append:YES];
>-    _standardOutputPipe = [NSInputStream inputStreamWithFileAtPath:[self outPipePath]];
>-    _standardErrorPipe = [NSInputStream inputStreamWithFileAtPath:[self errorPipePath]];
>-
>-    [[self standardInputPipe] setDelegate:self];
>-    [[self standardOutputPipe] setDelegate:self];
>-    [[self standardErrorPipe] setDelegate:self];
>-
>-    [[self standardOutputPipe] scheduleInRunLoop:[NSRunLoop mainRunLoop] forMode:NSDefaultRunLoopMode];
>-    [[self standardErrorPipe] scheduleInRunLoop:[NSRunLoop mainRunLoop] forMode:NSDefaultRunLoopMode];
>-
>-    [[self standardInputPipe] open];
>-    [[self standardOutputPipe] open];
>-    [[self standardErrorPipe] open];
>-
>-    [[self relayDelegate] didConnect];
>-}
>-
>-- (void)disconnect
>-{
>-    [[self standardOutputPipe] close];
>-    [[self standardErrorPipe] close];
>-    [[self standardInputPipe] close];
>-    [[self relayDelegate] didDisconnect];
>-}
>-
>-- (void)createFIFOs
>-{
>-    mkfifo([[self inPipePath] UTF8String], 0666);
>-    mkfifo([[self outPipePath] UTF8String], 0666);
>-    mkfifo([[self errorPipePath] UTF8String], 0666);
>-}
>-
>-- (void)destroyFIFOs
>-{
>-    unlink([[self inPipePath] UTF8String]);
>-    unlink([[self outPipePath] UTF8String]);
>-    unlink([[self errorPipePath] UTF8String]);
>-}
>-
>-- (void) relayStream:(NSInputStream *)stream
>-{
>-    uint8_t bytes[1024];
>-    NSInteger bytesRead = [stream read:bytes maxLength:1024];
>-    NSData *data = [NSData dataWithBytes:bytes length:bytesRead];
>-
>-    if (stream == [self standardOutputPipe])
>-        [[self relayDelegate] didReceiveStdoutData:data];
>-    else
>-        [[self relayDelegate] didReceiveStderrData:data];
>-}
>-
>-- (void)stream:(NSStream *)aStream handleEvent:(NSStreamEvent)eventCode
>-{
>-    switch (eventCode) {
>-    case NSStreamEventNone:
>-        break;
>-    case NSStreamEventHasBytesAvailable:
>-        [self relayStream:(NSInputStream *)aStream];
>-    case NSStreamEventHasSpaceAvailable:
>-        break;
>-    case NSStreamEventOpenCompleted:
>-        break;
>-    case NSStreamEventEndEncountered:
>-        [[self relayDelegate] didCrashWithMessage:nil];
>-        break;
>-    case NSStreamEventErrorOccurred:
>-        [[self relayDelegate] didCrashWithMessage:[[aStream streamError] description]];
>-        break;
>-    }
>-}
>-
>-@end
>Index: Tools/LayoutTestRelay/LayoutTestRelay/LTRelay.h
>===================================================================
>--- Tools/LayoutTestRelay/LayoutTestRelay/LTRelay.h	(revision 209886)
>+++ Tools/LayoutTestRelay/LayoutTestRelay/LTRelay.h	(nonexistent)
>@@ -1,48 +0,0 @@
>-/*
>- * Copyright (C) 2014 Apple Inc. All rights reserved.
>- *
>- * Redistribution and use in source and binary forms, with or without
>- * modification, are permitted provided that the following conditions
>- * are met:
>- * 1. Redistributions of source code must retain the above copyright
>- *    notice, this list of conditions and the following disclaimer.
>- * 2. Redistributions in binary form must reproduce the above copyright
>- *    notice, this list of conditions and the following disclaimer in the
>- *    documentation and/or other materials provided with the distribution.
>- *
>- * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
>- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>- * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
>- * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
>- * THE POSSIBILITY OF SUCH DAMAGE.
>- */
>-
>-#ifndef LTRelay_h
>-#define LTRelay_h
>-
>-#import <Foundation/Foundation.h>
>-
>-@protocol LTRelayDelegate <NSObject>
>-- (void)didConnect;
>-- (void)didDisconnect;
>-- (void)didCrashWithMessage:(NSString *)message;
>-- (void)didReceiveStdoutData:(NSData *)data;
>-- (void)didReceiveStderrData:(NSData *)data;
>-@end
>-
>-@protocol LTRelay <NSObject, NSStreamDelegate>
>-- (void)setup;
>-- (void)tearDown;
>-- (void)connect;
>-- (void)disconnect;
>-@property (weak) id<LTRelayDelegate> relayDelegate;
>-@property (readonly, strong) NSOutputStream *outputStream;
>-@end
>-
>-#endif
>Index: Tools/LayoutTestRelay/LayoutTestRelay/LTRelayController.h
>===================================================================
>--- Tools/LayoutTestRelay/LayoutTestRelay/LTRelayController.h	(revision 209886)
>+++ Tools/LayoutTestRelay/LayoutTestRelay/LTRelayController.h	(nonexistent)
>@@ -1,40 +0,0 @@
>-/*
>- * Copyright (C) 2014 Apple Inc. All rights reserved.
>- *
>- * Redistribution and use in source and binary forms, with or without
>- * modification, are permitted provided that the following conditions
>- * are met:
>- * 1. Redistributions of source code must retain the above copyright
>- *    notice, this list of conditions and the following disclaimer.
>- * 2. Redistributions in binary form must reproduce the above copyright
>- *    notice, this list of conditions and the following disclaimer in the
>- *    documentation and/or other materials provided with the distribution.
>- *
>- * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
>- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>- * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
>- * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
>- * THE POSSIBILITY OF SUCH DAMAGE.
>- */
>-#ifndef LTRelayController_h
>-#define LTRelayController_h
>-
>-#import "LTRelay.h"
>-
>-#import <Foundation/Foundation.h>
>-
>-@class SimDevice;
>-
>-@interface LTRelayController : NSObject <LTRelayDelegate>
>-- (id)initWithDevice:(SimDevice *)device productDir:(NSString *)productDir appPath:(NSString *)appPath deviceUDID:(NSUUID *)udid dumpToolArguments:(NSArray *)arguments;
>-- (void)start;
>-- (void)finish;
>-@end
>-
>-#endif
>Index: Tools/LayoutTestRelay/LayoutTestRelay/LTRelayController.m
>===================================================================
>--- Tools/LayoutTestRelay/LayoutTestRelay/LTRelayController.m	(revision 209886)
>+++ Tools/LayoutTestRelay/LayoutTestRelay/LTRelayController.m	(nonexistent)
>@@ -1,272 +0,0 @@
>-/*
>- * Copyright (C) 2014 Apple Inc. All rights reserved.
>- *
>- * Redistribution and use in source and binary forms, with or without
>- * modification, are permitted provided that the following conditions
>- * are met:
>- * 1. Redistributions of source code must retain the above copyright
>- *    notice, this list of conditions and the following disclaimer.
>- * 2. Redistributions in binary form must reproduce the above copyright
>- *    notice, this list of conditions and the following disclaimer in the
>- *    documentation and/or other materials provided with the distribution.
>- *
>- * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
>- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>- * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
>- * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
>- * THE POSSIBILITY OF SUCH DAMAGE.
>- */
>-
>-#import "LTRelayController.h"
>-
>-#import "CoreSimulatorSPI.h"
>-#import "LTPipeRelay.h"
>-#import <AppKit/AppKit.h>
>-#import <crt_externs.h>
>-
>-@interface LTRelayController ()
>-@property (readonly, strong) dispatch_source_t standardInputDispatchSource;
>-@property (readonly, strong) NSFileHandle *standardOutput;
>-@property (readonly, strong) NSFileHandle *standardError;
>-@property (readonly, strong) NSString *ipcIdentifier;
>-@property (readonly, strong) NSString *appBundleIdentifier;
>-@property (readonly, strong) NSString *appPath;
>-@property (readonly, strong) NSUUID *deviceUDID;
>-@property (readonly, strong) NSArray *dumpToolArguments;
>-@property (readonly, strong) NSString *productDir;
>-@property (strong) SimDevice *device;
>-@property (strong) id<LTRelay> relay;
>-@property pid_t pid;
>-@property (strong) dispatch_source_t appDispatchSource;
>-@end
>-
>-@implementation LTRelayController
>-
>-- (id)initWithDevice:(SimDevice *)device productDir:(NSString *)productDir appPath:(NSString *)appPath deviceUDID:(NSUUID *)udid dumpToolArguments:(NSArray *)arguments
>-{
>-    if ((self = [super init])) {
>-        _device = device;
>-        _productDir = productDir;
>-        _appPath = appPath;
>-        _appBundleIdentifier = [[NSBundle bundleWithPath:appPath] bundleIdentifier];
>-        _deviceUDID = udid;
>-        _dumpToolArguments = arguments;
>-        _standardInputDispatchSource = dispatch_source_create(DISPATCH_SOURCE_TYPE_READ, STDIN_FILENO, 0, dispatch_get_main_queue());
>-        _standardOutput = [NSFileHandle fileHandleWithStandardOutput];
>-        _standardError = [NSFileHandle fileHandleWithStandardError];
>-
>-        dispatch_source_set_event_handler(_standardInputDispatchSource, ^{
>-            uint8_t buffer[1024];
>-            ssize_t len = read(STDIN_FILENO, buffer, sizeof(buffer));
>-            if (len > 0) {
>-                @try {
>-                    [[[self relay] outputStream] write:buffer maxLength:len];
>-                } @catch (NSException *e) {
>-                    // Broken pipe - the dump tool crashed. Time to die.
>-                    [self didCrashWithMessage:nil];
>-                }
>-            } else {
>-                // EOF Received on the relay's standard input.
>-                [self finish];
>-            }
>-        });
>-
>-        _relay = [[LTPipeRelay alloc] initWithPrefix:[@"/tmp" stringByAppendingPathComponent:self.ipcIdentifier]];
>-        [_relay setRelayDelegate:self];
>-    }
>-    return self;
>-}
>-
>-- (NSString *)ipcIdentifier
>-{
>-    return [NSString stringWithFormat:@"%@-%@", self.appBundleIdentifier, self.deviceUDID.UUIDString];
>-}
>-
>-- (NSString *)processName
>-{
>-    return [self.appBundleIdentifier componentsSeparatedByString:@"."].lastObject;
>-}
>-
>-- (void)didReceiveStdoutData:(NSData *)data
>-{
>-    @try {
>-        [[self standardOutput] writeData:data];
>-    } @catch (NSException *exception) {
>-        // NSFileHandleOperationException
>-        // Broken pipe - the test harness stopped listening to us,
>-        // probably because we timed out or a run was canceled.
>-        exit(EXIT_FAILURE);
>-    }
>-}
>-
>-- (void)didReceiveStderrData:(NSData *)data
>-{
>-    @try {
>-        [[self standardError] writeData:data];
>-    } @catch (NSException *exception) {
>-        // NSFileHandleOperationException
>-        // Broken pipe - the test harness stopped listening to us,
>-        // probably because we timed out or a run was canceled.
>-        exit(EXIT_FAILURE);
>-    }
>-}
>-
>-- (void)didDisconnect
>-{
>-    dispatch_suspend([self standardInputDispatchSource]);
>-}
>-
>-- (void)didConnect
>-{
>-    dispatch_resume([self standardInputDispatchSource]);
>-}
>-
>-- (void)didCrashWithMessage:(NSString *)message
>-{
>-    [[self relay] disconnect];
>-    NSString *crashMessage = [NSString stringWithFormat:@"\n#CRASHED - %@ (pid %d)\n", [self processName], [self pid]];
>-
>-    if (message)
>-        crashMessage = [crashMessage stringByAppendingFormat:@"%@\n", message];
>-
>-    [[self standardError] writeData:[crashMessage dataUsingEncoding:NSUTF8StringEncoding]];
>-    [[self standardError] closeFile];
>-    [[self standardOutput] closeFile];
>-    exit(EXIT_FAILURE);
>-}
>-
>-- (void)installApp
>-{
>-    NSDictionary *installOptions = @{
>-        (NSString *)kCFBundleIdentifierKey: self.appBundleIdentifier,
>-    };
>-
>-    NSError *error = nil;
>-    BOOL installed = [self.device installApplication:[NSURL fileURLWithPath:self.appPath] withOptions:installOptions error:&error];
>-    if (!installed) {
>-        NSLog(@"Couldn't install %@: %@", self.appPath, error.description);
>-        exit(EXIT_FAILURE);
>-    }
>-}
>-
>-- (void)killApp
>-{
>-    dispatch_source_t dispatch = [self appDispatchSource];
>-
>-    if (dispatch)
>-        dispatch_source_cancel(dispatch);
>-
>-    if ([self pid] > 1) {
>-        kill(self.pid, SIGKILL);
>-        [self setPid:-1];
>-    }
>-    [self setAppDispatchSource:nil];
>-}
>-
>-- (NSDictionary *)_environmentVariables
>-{
>-    static NSDictionary *environmentVariables;
>-    static dispatch_once_t once;
>-
>-    dispatch_once(&once, ^{
>-        NSString *productDirectory = [self productDir];
>-
>-        NSMutableDictionary *dictionary = [@{
>-            @"IPC_IDENTIFIER": self.ipcIdentifier,
>-            @"DYLD_FRAMEWORK_PATH": productDirectory,
>-            @"__XPC_DYLD_FRAMEWORK_PATH": productDirectory,
>-            @"DYLD_LIBRARY_PATH": productDirectory,
>-            @"__XPC_DYLD_LIBRARY_PATH": productDirectory,
>-        } mutableCopy];
>-
>-        for (NSString *keyName in @[@"DYLD_INSERT_LIBRARIES", @"MallocStackLogging", @"LOCAL_RESOURCE_ROOT", @"DUMPRENDERTREE_TEMP"]) {
>-            const char* value = getenv([keyName UTF8String]);
>-            if (value && strlen(value)) {
>-                NSString *nsValue = [NSString stringWithUTF8String:value];
>-                [dictionary setObject:nsValue forKey:keyName];
>-                [dictionary setObject:nsValue forKey:[@"__XPC_" stringByAppendingString:keyName]];
>-            }
>-        }
>-
>-        for (char** envp = *_NSGetEnviron(); *envp; envp++) {
>-            const char* env = *envp;
>-            if (!strncmp("JSC_", env, 4) || !strncmp("__XPC_JSC_", env, 10)) {
>-                const char* equal = strchr(env, '=');
>-                if (!equal) {
>-                    NSLog(@"Missing '=' in env var '%s'", env);
>-                    continue;
>-                }
>-
>-                static const size_t maxKeyLength = 256;
>-                size_t keyLength = equal - env;
>-                if (keyLength >= maxKeyLength) {
>-                    NSLog(@"Env var '%s' is too long", env);
>-                    continue;
>-                }
>-
>-                char key[maxKeyLength];
>-                strncpy(key, env, keyLength);
>-                key[keyLength] = '\0';
>-                const char* value = equal + 1;
>-
>-                NSString *nsKey = [NSString stringWithUTF8String:key];
>-                NSString *nsValue = [NSString stringWithUTF8String:value];
>-                [dictionary setObject:nsValue forKey:nsKey];
>-            }
>-        }
>-
>-        environmentVariables = [dictionary copy];
>-    });
>-
>-    return environmentVariables;
>-}
>-
>-- (void)launchApp
>-{
>-    NSDictionary *launchOptions = @{
>-        kSimDeviceLaunchApplicationEnvironment: [self _environmentVariables],
>-        kSimDeviceLaunchApplicationArguments: [self dumpToolArguments],
>-    };
>-
>-    NSError *error;
>-    pid_t pid = [self.device launchApplicationWithID:self.appBundleIdentifier options:launchOptions error:&error];
>-
>-    if (pid < 0) {
>-        NSLog(@"Couldn't launch %@: %@", self.appBundleIdentifier, error.description);
>-        exit(EXIT_FAILURE);
>-    }
>-
>-    [self setPid:pid];
>-
>-    dispatch_queue_t queue = dispatch_get_main_queue();
>-    dispatch_source_t simulatorAppExitDispatchSource = dispatch_source_create(DISPATCH_SOURCE_TYPE_PROC, [self pid], DISPATCH_PROC_EXIT, queue);
>-    [self setAppDispatchSource:simulatorAppExitDispatchSource];
>-    dispatch_source_set_event_handler(simulatorAppExitDispatchSource, ^{
>-        dispatch_source_cancel(simulatorAppExitDispatchSource);
>-        [self didCrashWithMessage:nil];
>-    });
>-    dispatch_resume(simulatorAppExitDispatchSource);
>-}
>-
>-- (void)start
>-{
>-    [self installApp];
>-    [[self relay] setup];
>-    [self launchApp];
>-    [[self relay] connect];
>-}
>-
>-- (void)finish
>-{
>-    [[self relay] disconnect];
>-    [self killApp];
>-    exit(EXIT_SUCCESS);
>-}
>-
>-@end
>Index: Tools/LayoutTestRelay/LayoutTestRelay/main.m
>===================================================================
>--- Tools/LayoutTestRelay/LayoutTestRelay/main.m	(revision 209886)
>+++ Tools/LayoutTestRelay/LayoutTestRelay/main.m	(nonexistent)
>@@ -1,133 +0,0 @@
>-/*
>- * Copyright (C) 2014, 2016 Apple Inc. All rights reserved.
>- *
>- * Redistribution and use in source and binary forms, with or without
>- * modification, are permitted provided that the following conditions
>- * are met:
>- * 1. Redistributions of source code must retain the above copyright
>- *    notice, this list of conditions and the following disclaimer.
>- * 2. Redistributions in binary form must reproduce the above copyright
>- *    notice, this list of conditions and the following disclaimer in the
>- *    documentation and/or other materials provided with the distribution.
>- *
>- * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
>- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>- * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
>- * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
>- * THE POSSIBILITY OF SUCH DAMAGE.
>- */
>-
>-#import "CoreSimulatorSPI.h"
>-#import "LTRelayController.h"
>-#import <Foundation/Foundation.h>
>-
>-static LTRelayController *relayController;
>-
>-void usage()
>-{
>-    NSString *helpText = @"LayoutTestRelay: run a dump tool in the simulator. Not for direct consumption.\n"
>-        "Usage: LayoutTestRelay [-h] [options] -- [dump tool arguments]\n"
>-        "Required options:\n"
>-        "    -udid <identifier>       Simulator device identifier\n"
>-        "    -app <app_path>          Path to the built iOS .app bundle directory.\n"
>-        "    -productDir <dir>        /path/to/WebKitBuild/{configuration}-{short platform}.\n";
>-
>-    fprintf(stderr, "%s\n", [helpText UTF8String]);
>-}
>-
>-NSString *getRequiredStringArgument(NSString *parameter)
>-{
>-    NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];
>-    NSString *argument = [defaults stringForKey:parameter];
>-
>-    if (!argument) {
>-        NSLog(@"-%@ is required.", parameter);
>-        usage();
>-        exit(EXIT_FAILURE);
>-    }
>-    return argument;
>-}
>-
>-NSArray *getDumpToolArguments()
>-{
>-    NSMutableArray *dumpToolArguments = [[NSMutableArray alloc] init];
>-    NSArray *processArgs = [[NSProcessInfo processInfo] arguments];
>-    BOOL appending = NO;
>-    for (NSString *arg in processArgs) {
>-        if ([arg isEqualToString:@"--"]) {
>-            appending = YES;
>-            continue;
>-        }
>-        if (appending)
>-            [dumpToolArguments addObject:arg];
>-    }
>-    return dumpToolArguments;
>-}
>-
>-void finish()
>-{
>-    [relayController finish];
>-}
>-
>-void receivedSignal(int signal)
>-{
>-    exit(EXIT_SUCCESS);
>-}
>-
>-int main(int argc, const char * argv[])
>-{
>-    @autoreleasepool {
>-        NSArray *helpArguments = @[@"-h", @"--help"];
>-        for (NSString *helpArgument in helpArguments) {
>-            if ([[[NSProcessInfo processInfo] arguments] indexOfObject:helpArgument] != NSNotFound) {
>-                usage();
>-                exit(EXIT_FAILURE);
>-            }
>-        }
>-
>-#if USE_SIM_SERVICE_CONTEXT
>-        NSString *developerDirectory = getRequiredStringArgument(@"developerDir");
>-#endif
>-        NSUUID *udid = [[NSUUID alloc] initWithUUIDString:getRequiredStringArgument(@"udid")];
>-        NSString *appPath = getRequiredStringArgument(@"app");
>-        NSString *productDirectory = getRequiredStringArgument(@"productDir");
>-        NSArray *dumpToolArguments = getDumpToolArguments();
>-
>-#if USE_SIM_SERVICE_CONTEXT
>-        NSError *error;
>-        SimServiceContext *serviceContext = [SimServiceContext sharedServiceContextForDeveloperDir:developerDirectory error:&error];
>-        if (!serviceContext) {
>-            NSLog(@"Device context couldn't be found: %@", error);
>-            exit(EXIT_FAILURE);
>-        }
>-        SimDeviceSet *deviceSet = [serviceContext defaultDeviceSetWithError:nil];
>-        if (!deviceSet) {
>-            NSLog(@"Default device set couldn't be found: %@", error);
>-            exit(EXIT_FAILURE);
>-        }
>-        SimDevice *device = [deviceSet.devicesByUDID objectForKey:udid];
>-#else
>-        SimDevice *device = [SimDeviceSet.defaultSet.devicesByUDID objectForKey:udid];
>-#endif
>-        if (!device) {
>-            NSLog(@"Device %@ couldn't be found", udid);
>-            exit(EXIT_FAILURE);
>-        }
>-
>-        relayController = [[LTRelayController alloc] initWithDevice:device productDir:productDirectory appPath:appPath deviceUDID:udid dumpToolArguments:dumpToolArguments];
>-        [relayController start];
>-
>-        atexit(finish);
>-        signal(SIGINT, receivedSignal);
>-        signal(SIGTERM, receivedSignal);
>-
>-        [[NSRunLoop mainRunLoop] run];
>-    }
>-    return 0;
>-}
>Index: Tools/LayoutTestRelay/LayoutTestRelay.xcodeproj/project.pbxproj
>===================================================================
>--- Tools/LayoutTestRelay/LayoutTestRelay.xcodeproj/project.pbxproj	(revision 209886)
>+++ Tools/LayoutTestRelay/LayoutTestRelay.xcodeproj/project.pbxproj	(nonexistent)
>@@ -1,202 +0,0 @@
>-// !$*UTF8*$!
>-{
>-	archiveVersion = 1;
>-	classes = {
>-	};
>-	objectVersion = 46;
>-	objects = {
>-
>-/* Begin PBXBuildFile section */
>-		2E8D3EF819881D43004F6CC2 /* main.m in Sources */ = {isa = PBXBuildFile; fileRef = 2E8D3EF719881D43004F6CC2 /* main.m */; };
>-		2E8D3F0219881FD0004F6CC2 /* LTPipeRelay.m in Sources */ = {isa = PBXBuildFile; fileRef = 2E8D3F0119881FD0004F6CC2 /* LTPipeRelay.m */; };
>-		2E8D3F0619882406004F6CC2 /* LTRelayController.m in Sources */ = {isa = PBXBuildFile; fileRef = 2E8D3F0519882406004F6CC2 /* LTRelayController.m */; };
>-/* End PBXBuildFile section */
>-
>-/* Begin PBXCopyFilesBuildPhase section */
>-		2E8D3EF219881D43004F6CC2 /* CopyFiles */ = {
>-			isa = PBXCopyFilesBuildPhase;
>-			buildActionMask = 2147483647;
>-			dstPath = /usr/share/man/man1/;
>-			dstSubfolderSpec = 0;
>-			files = (
>-			);
>-			runOnlyForDeploymentPostprocessing = 1;
>-		};
>-/* End PBXCopyFilesBuildPhase section */
>-
>-/* Begin PBXFileReference section */
>-		2E8D3EF419881D43004F6CC2 /* LayoutTestRelay */ = {isa = PBXFileReference; explicitFileType = "compiled.mach-o.executable"; includeInIndex = 0; path = LayoutTestRelay; sourceTree = BUILT_PRODUCTS_DIR; };
>-		2E8D3EF719881D43004F6CC2 /* main.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = main.m; sourceTree = "<group>"; };
>-		2E8D3EFE19881E13004F6CC2 /* DebugRelease.xcconfig */ = {isa = PBXFileReference; lastKnownFileType = text.xcconfig; name = DebugRelease.xcconfig; path = Configurations/DebugRelease.xcconfig; sourceTree = "<group>"; };
>-		2E8D3EFF19881E25004F6CC2 /* Base.xcconfig */ = {isa = PBXFileReference; lastKnownFileType = text.xcconfig; name = Base.xcconfig; path = Configurations/Base.xcconfig; sourceTree = "<group>"; };
>-		2E8D3F0019881F29004F6CC2 /* LTRelay.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = LTRelay.h; sourceTree = "<group>"; };
>-		2E8D3F0119881FD0004F6CC2 /* LTPipeRelay.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = LTPipeRelay.m; sourceTree = "<group>"; };
>-		2E8D3F0319881FE2004F6CC2 /* LTPipeRelay.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = LTPipeRelay.h; sourceTree = "<group>"; };
>-		2E8D3F0419882406004F6CC2 /* LTRelayController.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = LTRelayController.h; sourceTree = "<group>"; };
>-		2E8D3F0519882406004F6CC2 /* LTRelayController.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = LTRelayController.m; sourceTree = "<group>"; };
>-		CE1FBC151B290E79000136F5 /* CoreSimulatorSPI.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = CoreSimulatorSPI.h; sourceTree = "<group>"; };
>-/* End PBXFileReference section */
>-
>-/* Begin PBXFrameworksBuildPhase section */
>-		2E8D3EF119881D43004F6CC2 /* Frameworks */ = {
>-			isa = PBXFrameworksBuildPhase;
>-			buildActionMask = 2147483647;
>-			files = (
>-			);
>-			runOnlyForDeploymentPostprocessing = 0;
>-		};
>-/* End PBXFrameworksBuildPhase section */
>-
>-/* Begin PBXGroup section */
>-		2E8D3EEB19881D43004F6CC2 = {
>-			isa = PBXGroup;
>-			children = (
>-				2E8D3EFF19881E25004F6CC2 /* Base.xcconfig */,
>-				2E8D3EFE19881E13004F6CC2 /* DebugRelease.xcconfig */,
>-				2E8D3EF619881D43004F6CC2 /* LayoutTestRelay */,
>-				2E8D3EF519881D43004F6CC2 /* Products */,
>-			);
>-			sourceTree = "<group>";
>-		};
>-		2E8D3EF519881D43004F6CC2 /* Products */ = {
>-			isa = PBXGroup;
>-			children = (
>-				2E8D3EF419881D43004F6CC2 /* LayoutTestRelay */,
>-			);
>-			name = Products;
>-			sourceTree = "<group>";
>-		};
>-		2E8D3EF619881D43004F6CC2 /* LayoutTestRelay */ = {
>-			isa = PBXGroup;
>-			children = (
>-				2E8D3EF719881D43004F6CC2 /* main.m */,
>-				CE1FBC151B290E79000136F5 /* CoreSimulatorSPI.h */,
>-				2E8D3F0019881F29004F6CC2 /* LTRelay.h */,
>-				2E8D3F0119881FD0004F6CC2 /* LTPipeRelay.m */,
>-				2E8D3F0319881FE2004F6CC2 /* LTPipeRelay.h */,
>-				2E8D3F0419882406004F6CC2 /* LTRelayController.h */,
>-				2E8D3F0519882406004F6CC2 /* LTRelayController.m */,
>-			);
>-			path = LayoutTestRelay;
>-			sourceTree = "<group>";
>-		};
>-/* End PBXGroup section */
>-
>-/* Begin PBXNativeTarget section */
>-		2E8D3EF319881D43004F6CC2 /* LayoutTestRelay */ = {
>-			isa = PBXNativeTarget;
>-			buildConfigurationList = 2E8D3EFB19881D43004F6CC2 /* Build configuration list for PBXNativeTarget "LayoutTestRelay" */;
>-			buildPhases = (
>-				2E8D3EF019881D43004F6CC2 /* Sources */,
>-				2E8D3EF119881D43004F6CC2 /* Frameworks */,
>-				2E8D3EF219881D43004F6CC2 /* CopyFiles */,
>-			);
>-			buildRules = (
>-			);
>-			dependencies = (
>-			);
>-			name = LayoutTestRelay;
>-			productName = LayoutTestRelay;
>-			productReference = 2E8D3EF419881D43004F6CC2 /* LayoutTestRelay */;
>-			productType = "com.apple.product-type.tool";
>-		};
>-/* End PBXNativeTarget section */
>-
>-/* Begin PBXProject section */
>-		2E8D3EEC19881D43004F6CC2 /* Project object */ = {
>-			isa = PBXProject;
>-			attributes = {
>-				LastUpgradeCheck = 0600;
>-				ORGANIZATIONNAME = "Apple, Inc.";
>-				TargetAttributes = {
>-					2E8D3EF319881D43004F6CC2 = {
>-						CreatedOnToolsVersion = 6.0;
>-					};
>-				};
>-			};
>-			buildConfigurationList = 2E8D3EEF19881D43004F6CC2 /* Build configuration list for PBXProject "LayoutTestRelay" */;
>-			compatibilityVersion = "Xcode 3.2";
>-			developmentRegion = English;
>-			hasScannedForEncodings = 0;
>-			knownRegions = (
>-				en,
>-			);
>-			mainGroup = 2E8D3EEB19881D43004F6CC2;
>-			productRefGroup = 2E8D3EF519881D43004F6CC2 /* Products */;
>-			projectDirPath = "";
>-			projectRoot = "";
>-			targets = (
>-				2E8D3EF319881D43004F6CC2 /* LayoutTestRelay */,
>-			);
>-		};
>-/* End PBXProject section */
>-
>-/* Begin PBXSourcesBuildPhase section */
>-		2E8D3EF019881D43004F6CC2 /* Sources */ = {
>-			isa = PBXSourcesBuildPhase;
>-			buildActionMask = 2147483647;
>-			files = (
>-				2E8D3F0619882406004F6CC2 /* LTRelayController.m in Sources */,
>-				2E8D3EF819881D43004F6CC2 /* main.m in Sources */,
>-				2E8D3F0219881FD0004F6CC2 /* LTPipeRelay.m in Sources */,
>-			);
>-			runOnlyForDeploymentPostprocessing = 0;
>-		};
>-/* End PBXSourcesBuildPhase section */
>-
>-/* Begin XCBuildConfiguration section */
>-		2E8D3EF919881D43004F6CC2 /* Debug */ = {
>-			isa = XCBuildConfiguration;
>-			baseConfigurationReference = 2E8D3EFE19881E13004F6CC2 /* DebugRelease.xcconfig */;
>-			buildSettings = {
>-			};
>-			name = Debug;
>-		};
>-		2E8D3EFA19881D43004F6CC2 /* Release */ = {
>-			isa = XCBuildConfiguration;
>-			baseConfigurationReference = 2E8D3EFE19881E13004F6CC2 /* DebugRelease.xcconfig */;
>-			buildSettings = {
>-			};
>-			name = Release;
>-		};
>-		2E8D3EFC19881D43004F6CC2 /* Debug */ = {
>-			isa = XCBuildConfiguration;
>-			baseConfigurationReference = 2E8D3EFE19881E13004F6CC2 /* DebugRelease.xcconfig */;
>-			buildSettings = {
>-				PRODUCT_NAME = "$(TARGET_NAME)";
>-			};
>-			name = Debug;
>-		};
>-		2E8D3EFD19881D43004F6CC2 /* Release */ = {
>-			isa = XCBuildConfiguration;
>-			baseConfigurationReference = 2E8D3EFE19881E13004F6CC2 /* DebugRelease.xcconfig */;
>-			buildSettings = {
>-				PRODUCT_NAME = "$(TARGET_NAME)";
>-			};
>-			name = Release;
>-		};
>-/* End XCBuildConfiguration section */
>-
>-/* Begin XCConfigurationList section */
>-		2E8D3EEF19881D43004F6CC2 /* Build configuration list for PBXProject "LayoutTestRelay" */ = {
>-			isa = XCConfigurationList;
>-			buildConfigurations = (
>-				2E8D3EF919881D43004F6CC2 /* Debug */,
>-				2E8D3EFA19881D43004F6CC2 /* Release */,
>-			);
>-			defaultConfigurationIsVisible = 0;
>-			defaultConfigurationName = Release;
>-		};
>-		2E8D3EFB19881D43004F6CC2 /* Build configuration list for PBXNativeTarget "LayoutTestRelay" */ = {
>-			isa = XCConfigurationList;
>-			buildConfigurations = (
>-				2E8D3EFC19881D43004F6CC2 /* Debug */,
>-				2E8D3EFD19881D43004F6CC2 /* Release */,
>-			);
>-			defaultConfigurationIsVisible = 0;
>-			defaultConfigurationName = Release;
>-		};
>-/* End XCConfigurationList section */
>-	};
>-	rootObject = 2E8D3EEC19881D43004F6CC2 /* Project object */;
>-}
>Index: Tools/LayoutTestRelay/LayoutTestRelay.xcodeproj
>===================================================================
>--- Tools/LayoutTestRelay/LayoutTestRelay.xcodeproj	(revision 209886)
>+++ Tools/LayoutTestRelay/LayoutTestRelay.xcodeproj	(nonexistent)
>
>Property changes on: Tools/LayoutTestRelay/LayoutTestRelay.xcodeproj
>___________________________________________________________________
>Deleted: svn:ignore
>## -1,2 +0,0 ##
>-project.xcworkspace
>-xcuserdata
>Index: Tools/LayoutTestRelay/Makefile
>===================================================================
>--- Tools/LayoutTestRelay/Makefile	(revision 209886)
>+++ Tools/LayoutTestRelay/Makefile	(nonexistent)
>@@ -1,6 +0,0 @@
>-SCRIPTS_PATH = ../Scripts
>-
>-OVERRIDE_ARCHS = default
>-OVERRIDE_SDKROOT = default
>-
>-include ../../Makefile.shared
>Index: Tools/LayoutTestRelay/Configurations/Base.xcconfig
>===================================================================
>--- Tools/LayoutTestRelay/Configurations/Base.xcconfig	(revision 209886)
>+++ Tools/LayoutTestRelay/Configurations/Base.xcconfig	(nonexistent)
>@@ -1,68 +0,0 @@
>-// Copyright (C) 2014 Apple Inc. All rights reserved.
>-//
>-// Redistribution and use in source and binary forms, with or without
>-// modification, are permitted provided that the following conditions
>-// are met:
>-// 1. Redistributions of source code must retain the above copyright
>-//    notice, this list of conditions and the following disclaimer.
>-// 2. Redistributions in binary form must reproduce the above copyright
>-//    notice, this list of conditions and the following disclaimer in the
>-//    documentation and/or other materials provided with the distribution.
>-//
>-// THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
>-// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
>-// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>-// PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
>-// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
>-// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
>-// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
>-// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
>-// OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
>-// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
>-// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
>-
>-#include "../../../../Internal/Configurations/HaveInternalSDK.xcconfig"
>-
>-USE_INTERNAL_SDK = $(USE_INTERNAL_SDK_$(CONFIGURATION));
>-USE_INTERNAL_SDK_Production = YES;
>-USE_INTERNAL_SDK_Debug = $(HAVE_INTERNAL_SDK);
>-USE_INTERNAL_SDK_Release = $(HAVE_INTERNAL_SDK);
>-
>-CLANG_CXX_LANGUAGE_STANDARD = gnu++0x;
>-CLANG_ENABLE_OBJC_ARC = YES;
>-CLANG_WARN_CXX0X_EXTENSIONS = NO;
>-HEADER_SEARCH_PATHS = $(BUILT_PRODUCTS_DIR)/usr/local/include $(WEBCORE_PRIVATE_HEADERS_DIR)/ForwardingHeaders $(SRCROOT)/../../Source/JavaScriptCore/icu $(NEXT_ROOT)/usr/local/include/WebCoreTestSupport;
>-GCC_PREPROCESSOR_DEFINITIONS = $(DEBUG_DEFINES) ENABLE_DASHBOARD_SUPPORT;
>-DEBUG_INFORMATION_FORMAT = dwarf-with-dsym;
>-PREBINDING = NO
>-GCC_C_LANGUAGE_STANDARD = gnu99
>-GCC_ENABLE_CPP_EXCEPTIONS = NO;
>-GCC_ENABLE_CPP_RTTI = NO;
>-GCC_PRECOMPILE_PREFIX_HEADER = YES
>-GCC_TREAT_WARNINGS_AS_ERRORS = YES
>-GCC_VERSION = com.apple.compilers.llvm.clang.1_0;
>-GCC_WARN_ABOUT_DEPRECATED_FUNCTIONS = NO
>-GCC_WARN_UNUSED_FUNCTION = YES
>-GCC_WARN_UNUSED_VARIABLE = YES
>-GCC_WARN_64_TO_32_BIT_CONVERSION[arch=x86_64] = NO;
>-WARNING_CFLAGS = -Wall -W -Wno-unused-parameter -Wundef
>-
>-DEBUG_DEFINES_debug = ;
>-DEBUG_DEFINES_normal = NDEBUG;
>-DEBUG_DEFINES = $(DEBUG_DEFINES_$(CURRENT_VARIANT));
>-
>-TARGET_MAC_OS_X_VERSION_MAJOR = $(TARGET_MAC_OS_X_VERSION_MAJOR$(MACOSX_DEPLOYMENT_TARGET:suffix:identifier));
>-TARGET_MAC_OS_X_VERSION_MAJOR_10 = 101000;
>-TARGET_MAC_OS_X_VERSION_MAJOR_11 = 101100;
>-TARGET_MAC_OS_X_VERSION_MAJOR_12 = 101200;
>-TARGET_MAC_OS_X_VERSION_MAJOR_13 = 101300;
>-
>-SDKROOT = macosx.internal;
>-
>-SUPPORTED_PLATFORMS = macosx;
>-
>-TOOLCHAINS = default;
>-
>-OTHER_CFLAGS = $(ASAN_OTHER_CFLAGS);
>-OTHER_CPLUSPLUSFLAGS = $(ASAN_OTHER_CPLUSPLUSFLAGS);
>-OTHER_LDFLAGS = $(ASAN_OTHER_LDFLAGS);
>Index: Tools/LayoutTestRelay/Configurations/DebugRelease.xcconfig
>===================================================================
>--- Tools/LayoutTestRelay/Configurations/DebugRelease.xcconfig	(revision 209886)
>+++ Tools/LayoutTestRelay/Configurations/DebugRelease.xcconfig	(nonexistent)
>@@ -1,42 +0,0 @@
>-// Copyright (C) 2014 Apple Inc. All rights reserved.
>-//
>-// Redistribution and use in source and binary forms, with or without
>-// modification, are permitted provided that the following conditions
>-// are met:
>-// 1. Redistributions of source code must retain the above copyright
>-//    notice, this list of conditions and the following disclaimer.
>-// 2. Redistributions in binary form must reproduce the above copyright
>-//    notice, this list of conditions and the following disclaimer in the
>-//    documentation and/or other materials provided with the distribution.
>-//
>-// THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
>-// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
>-// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>-// PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR
>-// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
>-// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
>-// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
>-// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
>-// OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
>-// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
>-// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
>-
>-#include "Base.xcconfig"
>-
>-ARCHS = $(ARCHS_STANDARD_64_BIT);
>-
>-TARGET_MAC_OS_X_VERSION_MAJOR = $(MAC_OS_X_VERSION_MAJOR);
>-
>-MACOSX_DEPLOYMENT_TARGET = $(MACOSX_DEPLOYMENT_TARGET_$(TARGET_MAC_OS_X_VERSION_MAJOR))
>-MACOSX_DEPLOYMENT_TARGET_101000 = 10.10;
>-MACOSX_DEPLOYMENT_TARGET_101100 = 10.11;
>-MACOSX_DEPLOYMENT_TARGET_101200 = 10.12;
>-MACOSX_DEPLOYMENT_TARGET_101300 = 10.13;
>-
>-FRAMEWORK_SEARCH_PATHS = $(DEVELOPER_DIR)/Library/PrivateFrameworks;
>-LD_RUNPATH_SEARCH_PATHS = $(DEVELOPER_DIR)/Library/PrivateFrameworks;
>-OTHER_LDFLAGS = -framework CoreSimulator -framework AppKit;
>-
>-SDKROOT = $(SDKROOT_macosx_$(USE_INTERNAL_SDK));
>-SDKROOT_macosx_ = macosx;
>-SDKROOT_macosx_YES = macosx.internal;
>Index: Tools/LayoutTestRelay/LayoutTestRelay.xcodeproj/project.pbxproj
>===================================================================
>--- Tools/LayoutTestRelay/LayoutTestRelay.xcodeproj/project.pbxproj	(revision 209886)
>+++ Tools/LayoutTestRelay/LayoutTestRelay.xcodeproj/project.pbxproj	(nonexistent)
>@@ -1,202 +0,0 @@
>-// !$*UTF8*$!
>-{
>-	archiveVersion = 1;
>-	classes = {
>-	};
>-	objectVersion = 46;
>-	objects = {
>-
>-/* Begin PBXBuildFile section */
>-		2E8D3EF819881D43004F6CC2 /* main.m in Sources */ = {isa = PBXBuildFile; fileRef = 2E8D3EF719881D43004F6CC2 /* main.m */; };
>-		2E8D3F0219881FD0004F6CC2 /* LTPipeRelay.m in Sources */ = {isa = PBXBuildFile; fileRef = 2E8D3F0119881FD0004F6CC2 /* LTPipeRelay.m */; };
>-		2E8D3F0619882406004F6CC2 /* LTRelayController.m in Sources */ = {isa = PBXBuildFile; fileRef = 2E8D3F0519882406004F6CC2 /* LTRelayController.m */; };
>-/* End PBXBuildFile section */
>-
>-/* Begin PBXCopyFilesBuildPhase section */
>-		2E8D3EF219881D43004F6CC2 /* CopyFiles */ = {
>-			isa = PBXCopyFilesBuildPhase;
>-			buildActionMask = 2147483647;
>-			dstPath = /usr/share/man/man1/;
>-			dstSubfolderSpec = 0;
>-			files = (
>-			);
>-			runOnlyForDeploymentPostprocessing = 1;
>-		};
>-/* End PBXCopyFilesBuildPhase section */
>-
>-/* Begin PBXFileReference section */
>-		2E8D3EF419881D43004F6CC2 /* LayoutTestRelay */ = {isa = PBXFileReference; explicitFileType = "compiled.mach-o.executable"; includeInIndex = 0; path = LayoutTestRelay; sourceTree = BUILT_PRODUCTS_DIR; };
>-		2E8D3EF719881D43004F6CC2 /* main.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = main.m; sourceTree = "<group>"; };
>-		2E8D3EFE19881E13004F6CC2 /* DebugRelease.xcconfig */ = {isa = PBXFileReference; lastKnownFileType = text.xcconfig; name = DebugRelease.xcconfig; path = Configurations/DebugRelease.xcconfig; sourceTree = "<group>"; };
>-		2E8D3EFF19881E25004F6CC2 /* Base.xcconfig */ = {isa = PBXFileReference; lastKnownFileType = text.xcconfig; name = Base.xcconfig; path = Configurations/Base.xcconfig; sourceTree = "<group>"; };
>-		2E8D3F0019881F29004F6CC2 /* LTRelay.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = LTRelay.h; sourceTree = "<group>"; };
>-		2E8D3F0119881FD0004F6CC2 /* LTPipeRelay.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = LTPipeRelay.m; sourceTree = "<group>"; };
>-		2E8D3F0319881FE2004F6CC2 /* LTPipeRelay.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = LTPipeRelay.h; sourceTree = "<group>"; };
>-		2E8D3F0419882406004F6CC2 /* LTRelayController.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = LTRelayController.h; sourceTree = "<group>"; };
>-		2E8D3F0519882406004F6CC2 /* LTRelayController.m */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.objc; path = LTRelayController.m; sourceTree = "<group>"; };
>-		CE1FBC151B290E79000136F5 /* CoreSimulatorSPI.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = CoreSimulatorSPI.h; sourceTree = "<group>"; };
>-/* End PBXFileReference section */
>-
>-/* Begin PBXFrameworksBuildPhase section */
>-		2E8D3EF119881D43004F6CC2 /* Frameworks */ = {
>-			isa = PBXFrameworksBuildPhase;
>-			buildActionMask = 2147483647;
>-			files = (
>-			);
>-			runOnlyForDeploymentPostprocessing = 0;
>-		};
>-/* End PBXFrameworksBuildPhase section */
>-
>-/* Begin PBXGroup section */
>-		2E8D3EEB19881D43004F6CC2 = {
>-			isa = PBXGroup;
>-			children = (
>-				2E8D3EFF19881E25004F6CC2 /* Base.xcconfig */,
>-				2E8D3EFE19881E13004F6CC2 /* DebugRelease.xcconfig */,
>-				2E8D3EF619881D43004F6CC2 /* LayoutTestRelay */,
>-				2E8D3EF519881D43004F6CC2 /* Products */,
>-			);
>-			sourceTree = "<group>";
>-		};
>-		2E8D3EF519881D43004F6CC2 /* Products */ = {
>-			isa = PBXGroup;
>-			children = (
>-				2E8D3EF419881D43004F6CC2 /* LayoutTestRelay */,
>-			);
>-			name = Products;
>-			sourceTree = "<group>";
>-		};
>-		2E8D3EF619881D43004F6CC2 /* LayoutTestRelay */ = {
>-			isa = PBXGroup;
>-			children = (
>-				2E8D3EF719881D43004F6CC2 /* main.m */,
>-				CE1FBC151B290E79000136F5 /* CoreSimulatorSPI.h */,
>-				2E8D3F0019881F29004F6CC2 /* LTRelay.h */,
>-				2E8D3F0119881FD0004F6CC2 /* LTPipeRelay.m */,
>-				2E8D3F0319881FE2004F6CC2 /* LTPipeRelay.h */,
>-				2E8D3F0419882406004F6CC2 /* LTRelayController.h */,
>-				2E8D3F0519882406004F6CC2 /* LTRelayController.m */,
>-			);
>-			path = LayoutTestRelay;
>-			sourceTree = "<group>";
>-		};
>-/* End PBXGroup section */
>-
>-/* Begin PBXNativeTarget section */
>-		2E8D3EF319881D43004F6CC2 /* LayoutTestRelay */ = {
>-			isa = PBXNativeTarget;
>-			buildConfigurationList = 2E8D3EFB19881D43004F6CC2 /* Build configuration list for PBXNativeTarget "LayoutTestRelay" */;
>-			buildPhases = (
>-				2E8D3EF019881D43004F6CC2 /* Sources */,
>-				2E8D3EF119881D43004F6CC2 /* Frameworks */,
>-				2E8D3EF219881D43004F6CC2 /* CopyFiles */,
>-			);
>-			buildRules = (
>-			);
>-			dependencies = (
>-			);
>-			name = LayoutTestRelay;
>-			productName = LayoutTestRelay;
>-			productReference = 2E8D3EF419881D43004F6CC2 /* LayoutTestRelay */;
>-			productType = "com.apple.product-type.tool";
>-		};
>-/* End PBXNativeTarget section */
>-
>-/* Begin PBXProject section */
>-		2E8D3EEC19881D43004F6CC2 /* Project object */ = {
>-			isa = PBXProject;
>-			attributes = {
>-				LastUpgradeCheck = 0600;
>-				ORGANIZATIONNAME = "Apple, Inc.";
>-				TargetAttributes = {
>-					2E8D3EF319881D43004F6CC2 = {
>-						CreatedOnToolsVersion = 6.0;
>-					};
>-				};
>-			};
>-			buildConfigurationList = 2E8D3EEF19881D43004F6CC2 /* Build configuration list for PBXProject "LayoutTestRelay" */;
>-			compatibilityVersion = "Xcode 3.2";
>-			developmentRegion = English;
>-			hasScannedForEncodings = 0;
>-			knownRegions = (
>-				en,
>-			);
>-			mainGroup = 2E8D3EEB19881D43004F6CC2;
>-			productRefGroup = 2E8D3EF519881D43004F6CC2 /* Products */;
>-			projectDirPath = "";
>-			projectRoot = "";
>-			targets = (
>-				2E8D3EF319881D43004F6CC2 /* LayoutTestRelay */,
>-			);
>-		};
>-/* End PBXProject section */
>-
>-/* Begin PBXSourcesBuildPhase section */
>-		2E8D3EF019881D43004F6CC2 /* Sources */ = {
>-			isa = PBXSourcesBuildPhase;
>-			buildActionMask = 2147483647;
>-			files = (
>-				2E8D3F0619882406004F6CC2 /* LTRelayController.m in Sources */,
>-				2E8D3EF819881D43004F6CC2 /* main.m in Sources */,
>-				2E8D3F0219881FD0004F6CC2 /* LTPipeRelay.m in Sources */,
>-			);
>-			runOnlyForDeploymentPostprocessing = 0;
>-		};
>-/* End PBXSourcesBuildPhase section */
>-
>-/* Begin XCBuildConfiguration section */
>-		2E8D3EF919881D43004F6CC2 /* Debug */ = {
>-			isa = XCBuildConfiguration;
>-			baseConfigurationReference = 2E8D3EFE19881E13004F6CC2 /* DebugRelease.xcconfig */;
>-			buildSettings = {
>-			};
>-			name = Debug;
>-		};
>-		2E8D3EFA19881D43004F6CC2 /* Release */ = {
>-			isa = XCBuildConfiguration;
>-			baseConfigurationReference = 2E8D3EFE19881E13004F6CC2 /* DebugRelease.xcconfig */;
>-			buildSettings = {
>-			};
>-			name = Release;
>-		};
>-		2E8D3EFC19881D43004F6CC2 /* Debug */ = {
>-			isa = XCBuildConfiguration;
>-			baseConfigurationReference = 2E8D3EFE19881E13004F6CC2 /* DebugRelease.xcconfig */;
>-			buildSettings = {
>-				PRODUCT_NAME = "$(TARGET_NAME)";
>-			};
>-			name = Debug;
>-		};
>-		2E8D3EFD19881D43004F6CC2 /* Release */ = {
>-			isa = XCBuildConfiguration;
>-			baseConfigurationReference = 2E8D3EFE19881E13004F6CC2 /* DebugRelease.xcconfig */;
>-			buildSettings = {
>-				PRODUCT_NAME = "$(TARGET_NAME)";
>-			};
>-			name = Release;
>-		};
>-/* End XCBuildConfiguration section */
>-
>-/* Begin XCConfigurationList section */
>-		2E8D3EEF19881D43004F6CC2 /* Build configuration list for PBXProject "LayoutTestRelay" */ = {
>-			isa = XCConfigurationList;
>-			buildConfigurations = (
>-				2E8D3EF919881D43004F6CC2 /* Debug */,
>-				2E8D3EFA19881D43004F6CC2 /* Release */,
>-			);
>-			defaultConfigurationIsVisible = 0;
>-			defaultConfigurationName = Release;
>-		};
>-		2E8D3EFB19881D43004F6CC2 /* Build configuration list for PBXNativeTarget "LayoutTestRelay" */ = {
>-			isa = XCConfigurationList;
>-			buildConfigurations = (
>-				2E8D3EFC19881D43004F6CC2 /* Debug */,
>-				2E8D3EFD19881D43004F6CC2 /* Release */,
>-			);
>-			defaultConfigurationIsVisible = 0;
>-			defaultConfigurationName = Release;
>-		};
>-/* End XCConfigurationList section */
>-	};
>-	rootObject = 2E8D3EEC19881D43004F6CC2 /* Project object */;
>-}
>Index: Tools/LayoutTestRelay/LayoutTestRelay/CoreSimulatorSPI.h
>===================================================================
>--- Tools/LayoutTestRelay/LayoutTestRelay/CoreSimulatorSPI.h	(revision 209886)
>+++ Tools/LayoutTestRelay/LayoutTestRelay/CoreSimulatorSPI.h	(nonexistent)
>@@ -1,58 +0,0 @@
>-/*
>- * Copyright (C) 2015, 2016 Apple Inc. All rights reserved.
>- *
>- * Redistribution and use in source and binary forms, with or without
>- * modification, are permitted provided that the following conditions
>- * are met:
>- * 1. Redistributions of source code must retain the above copyright
>- *    notice, this list of conditions and the following disclaimer.
>- * 2. Redistributions in binary form must reproduce the above copyright
>- *    notice, this list of conditions and the following disclaimer in the
>- *    documentation and/or other materials provided with the distribution.
>- *
>- * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
>- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>- * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
>- * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
>- * THE POSSIBILITY OF SUCH DAMAGE.
>- */
>-
>-#if __has_include(<CoreSimulator/CoreSimulator.h>)
>-
>-/* FIXME: Remove the below #define once we require Xcode 7.3 with iOS 9.3 SDK or newer. */
>-#define __coresim_unavailable_msg(msg)
>-#import <CoreSimulator/CoreSimulator.h>
>-
>-/* FIXME: Always use SimServiceContext once we require Xcode 7.3 with iOS 9.3 SDK or newer. */
>-#define USE_SIM_SERVICE_CONTEXT defined(CORESIM_API_MAX_ALLOWED)
>-
>-#else
>-
>-#import <Foundation/Foundation.h>
>-
>-#define USE_SIM_SERVICE_CONTEXT 1
>-
>-#define kSimDeviceLaunchApplicationArguments @"arguments"
>-#define kSimDeviceLaunchApplicationEnvironment @"environment"
>-
>-@interface SimDevice : NSObject
>-- (BOOL)installApplication:(NSURL *)installURL withOptions:(NSDictionary *)options error:(NSError * __autoreleasing *)error;
>-- (pid_t)launchApplicationWithID:(NSString *)bundleID options:(NSDictionary *)options error:(NSError * __autoreleasing *)error;
>-@end
>-
>-@interface SimDeviceSet : NSObject
>-@property (readonly, copy) NSDictionary *devicesByUDID;
>-@end
>-
>-@interface SimServiceContext : NSObject
>-+(SimServiceContext *)sharedServiceContextForDeveloperDir:(NSString *)developerDir error:(NSError * __autoreleasing *)error;
>--(SimDeviceSet *)defaultDeviceSetWithError:(NSError * __autoreleasing *)error;
>-@end
>-
>-#endif
>Index: Tools/LayoutTestRelay/LayoutTestRelay/LTPipeRelay.h
>===================================================================
>--- Tools/LayoutTestRelay/LayoutTestRelay/LTPipeRelay.h	(revision 209886)
>+++ Tools/LayoutTestRelay/LayoutTestRelay/LTPipeRelay.h	(nonexistent)
>@@ -1,36 +0,0 @@
>-/*
>- * Copyright (C) 2014 Apple Inc. All rights reserved.
>- *
>- * Redistribution and use in source and binary forms, with or without
>- * modification, are permitted provided that the following conditions
>- * are met:
>- * 1. Redistributions of source code must retain the above copyright
>- *    notice, this list of conditions and the following disclaimer.
>- * 2. Redistributions in binary form must reproduce the above copyright
>- *    notice, this list of conditions and the following disclaimer in the
>- *    documentation and/or other materials provided with the distribution.
>- *
>- * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
>- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>- * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
>- * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
>- * THE POSSIBILITY OF SUCH DAMAGE.
>- */
>-
>-#ifndef LTPipeRelay_h
>-#define LTPipeRelay_h
>-
>-#import "LTRelay.h"
>-
>-@interface LTPipeRelay : NSObject <LTRelay>
>-@property (weak) id<LTRelayDelegate> relayDelegate;
>-- (id)initWithPrefix:(NSString *)prefix;
>-@end
>-
>-#endif
>Index: Tools/LayoutTestRelay/LayoutTestRelay/LTPipeRelay.m
>===================================================================
>--- Tools/LayoutTestRelay/LayoutTestRelay/LTPipeRelay.m	(revision 209886)
>+++ Tools/LayoutTestRelay/LayoutTestRelay/LTPipeRelay.m	(nonexistent)
>@@ -1,158 +0,0 @@
>-/*
>- * Copyright (C) 2014 Apple Inc. All rights reserved.
>- *
>- * Redistribution and use in source and binary forms, with or without
>- * modification, are permitted provided that the following conditions
>- * are met:
>- * 1. Redistributions of source code must retain the above copyright
>- *    notice, this list of conditions and the following disclaimer.
>- * 2. Redistributions in binary form must reproduce the above copyright
>- *    notice, this list of conditions and the following disclaimer in the
>- *    documentation and/or other materials provided with the distribution.
>- *
>- * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
>- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>- * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
>- * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
>- * THE POSSIBILITY OF SUCH DAMAGE.
>- */
>-
>-#import "LTPipeRelay.h"
>-
>-#import <Foundation/Foundation.h>
>-#include <sys/stat.h>
>-#include <sys/types.h>
>-
>-@interface LTPipeRelay ()
>-@property (readonly, strong) NSString *fifoPrefix;
>-@property (strong) NSOutputStream *standardInputPipe;
>-@property (strong) NSInputStream *standardOutputPipe;
>-@property (strong) NSInputStream *standardErrorPipe;
>-
>-- (void)createFIFOs;
>-- (void)destroyFIFOs;
>-@end
>-
>-@implementation LTPipeRelay
>-
>-- (NSString *)inPipePath
>-{
>-    return [_fifoPrefix stringByAppendingString:@"_IN"];
>-}
>-
>-- (NSString *)outPipePath
>-{
>-    return [_fifoPrefix stringByAppendingString:@"_OUT"];
>-}
>-
>-- (NSString *)errorPipePath
>-{
>-    return [_fifoPrefix stringByAppendingString:@"_ERROR"];
>-}
>-
>-- (NSOutputStream *) outputStream
>-{
>-    return _standardInputPipe;
>-}
>-
>-- (id)initWithPrefix:(NSString *)prefix
>-{
>-    if ((self = [super init])) {
>-        _fifoPrefix = prefix;
>-        [self destroyFIFOs];
>-    }
>-    return self;
>-}
>-
>-- (void)setup
>-{
>-    [self destroyFIFOs];
>-    [self createFIFOs];
>-}
>-
>-- (void)tearDown
>-{
>-    [self destroyFIFOs];
>-}
>-
>--(void) connect
>-{
>-    _standardInputPipe = [NSOutputStream outputStreamToFileAtPath:[self inPipePath] append:YES];
>-    _standardOutputPipe = [NSInputStream inputStreamWithFileAtPath:[self outPipePath]];
>-    _standardErrorPipe = [NSInputStream inputStreamWithFileAtPath:[self errorPipePath]];
>-
>-    [[self standardInputPipe] setDelegate:self];
>-    [[self standardOutputPipe] setDelegate:self];
>-    [[self standardErrorPipe] setDelegate:self];
>-
>-    [[self standardOutputPipe] scheduleInRunLoop:[NSRunLoop mainRunLoop] forMode:NSDefaultRunLoopMode];
>-    [[self standardErrorPipe] scheduleInRunLoop:[NSRunLoop mainRunLoop] forMode:NSDefaultRunLoopMode];
>-
>-    [[self standardInputPipe] open];
>-    [[self standardOutputPipe] open];
>-    [[self standardErrorPipe] open];
>-
>-    [[self relayDelegate] didConnect];
>-}
>-
>-- (void)disconnect
>-{
>-    [[self standardOutputPipe] close];
>-    [[self standardErrorPipe] close];
>-    [[self standardInputPipe] close];
>-    [[self relayDelegate] didDisconnect];
>-}
>-
>-- (void)createFIFOs
>-{
>-    mkfifo([[self inPipePath] UTF8String], 0666);
>-    mkfifo([[self outPipePath] UTF8String], 0666);
>-    mkfifo([[self errorPipePath] UTF8String], 0666);
>-}
>-
>-- (void)destroyFIFOs
>-{
>-    unlink([[self inPipePath] UTF8String]);
>-    unlink([[self outPipePath] UTF8String]);
>-    unlink([[self errorPipePath] UTF8String]);
>-}
>-
>-- (void) relayStream:(NSInputStream *)stream
>-{
>-    uint8_t bytes[1024];
>-    NSInteger bytesRead = [stream read:bytes maxLength:1024];
>-    NSData *data = [NSData dataWithBytes:bytes length:bytesRead];
>-
>-    if (stream == [self standardOutputPipe])
>-        [[self relayDelegate] didReceiveStdoutData:data];
>-    else
>-        [[self relayDelegate] didReceiveStderrData:data];
>-}
>-
>-- (void)stream:(NSStream *)aStream handleEvent:(NSStreamEvent)eventCode
>-{
>-    switch (eventCode) {
>-    case NSStreamEventNone:
>-        break;
>-    case NSStreamEventHasBytesAvailable:
>-        [self relayStream:(NSInputStream *)aStream];
>-    case NSStreamEventHasSpaceAvailable:
>-        break;
>-    case NSStreamEventOpenCompleted:
>-        break;
>-    case NSStreamEventEndEncountered:
>-        [[self relayDelegate] didCrashWithMessage:nil];
>-        break;
>-    case NSStreamEventErrorOccurred:
>-        [[self relayDelegate] didCrashWithMessage:[[aStream streamError] description]];
>-        break;
>-    }
>-}
>-
>-@end
>Index: Tools/LayoutTestRelay/LayoutTestRelay/LTRelay.h
>===================================================================
>--- Tools/LayoutTestRelay/LayoutTestRelay/LTRelay.h	(revision 209886)
>+++ Tools/LayoutTestRelay/LayoutTestRelay/LTRelay.h	(nonexistent)
>@@ -1,48 +0,0 @@
>-/*
>- * Copyright (C) 2014 Apple Inc. All rights reserved.
>- *
>- * Redistribution and use in source and binary forms, with or without
>- * modification, are permitted provided that the following conditions
>- * are met:
>- * 1. Redistributions of source code must retain the above copyright
>- *    notice, this list of conditions and the following disclaimer.
>- * 2. Redistributions in binary form must reproduce the above copyright
>- *    notice, this list of conditions and the following disclaimer in the
>- *    documentation and/or other materials provided with the distribution.
>- *
>- * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
>- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>- * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
>- * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
>- * THE POSSIBILITY OF SUCH DAMAGE.
>- */
>-
>-#ifndef LTRelay_h
>-#define LTRelay_h
>-
>-#import <Foundation/Foundation.h>
>-
>-@protocol LTRelayDelegate <NSObject>
>-- (void)didConnect;
>-- (void)didDisconnect;
>-- (void)didCrashWithMessage:(NSString *)message;
>-- (void)didReceiveStdoutData:(NSData *)data;
>-- (void)didReceiveStderrData:(NSData *)data;
>-@end
>-
>-@protocol LTRelay <NSObject, NSStreamDelegate>
>-- (void)setup;
>-- (void)tearDown;
>-- (void)connect;
>-- (void)disconnect;
>-@property (weak) id<LTRelayDelegate> relayDelegate;
>-@property (readonly, strong) NSOutputStream *outputStream;
>-@end
>-
>-#endif
>Index: Tools/LayoutTestRelay/LayoutTestRelay/LTRelayController.h
>===================================================================
>--- Tools/LayoutTestRelay/LayoutTestRelay/LTRelayController.h	(revision 209886)
>+++ Tools/LayoutTestRelay/LayoutTestRelay/LTRelayController.h	(nonexistent)
>@@ -1,40 +0,0 @@
>-/*
>- * Copyright (C) 2014 Apple Inc. All rights reserved.
>- *
>- * Redistribution and use in source and binary forms, with or without
>- * modification, are permitted provided that the following conditions
>- * are met:
>- * 1. Redistributions of source code must retain the above copyright
>- *    notice, this list of conditions and the following disclaimer.
>- * 2. Redistributions in binary form must reproduce the above copyright
>- *    notice, this list of conditions and the following disclaimer in the
>- *    documentation and/or other materials provided with the distribution.
>- *
>- * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
>- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>- * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
>- * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
>- * THE POSSIBILITY OF SUCH DAMAGE.
>- */
>-#ifndef LTRelayController_h
>-#define LTRelayController_h
>-
>-#import "LTRelay.h"
>-
>-#import <Foundation/Foundation.h>
>-
>-@class SimDevice;
>-
>-@interface LTRelayController : NSObject <LTRelayDelegate>
>-- (id)initWithDevice:(SimDevice *)device productDir:(NSString *)productDir appPath:(NSString *)appPath deviceUDID:(NSUUID *)udid dumpToolArguments:(NSArray *)arguments;
>-- (void)start;
>-- (void)finish;
>-@end
>-
>-#endif
>Index: Tools/LayoutTestRelay/LayoutTestRelay/LTRelayController.m
>===================================================================
>--- Tools/LayoutTestRelay/LayoutTestRelay/LTRelayController.m	(revision 209886)
>+++ Tools/LayoutTestRelay/LayoutTestRelay/LTRelayController.m	(nonexistent)
>@@ -1,272 +0,0 @@
>-/*
>- * Copyright (C) 2014 Apple Inc. All rights reserved.
>- *
>- * Redistribution and use in source and binary forms, with or without
>- * modification, are permitted provided that the following conditions
>- * are met:
>- * 1. Redistributions of source code must retain the above copyright
>- *    notice, this list of conditions and the following disclaimer.
>- * 2. Redistributions in binary form must reproduce the above copyright
>- *    notice, this list of conditions and the following disclaimer in the
>- *    documentation and/or other materials provided with the distribution.
>- *
>- * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
>- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>- * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
>- * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
>- * THE POSSIBILITY OF SUCH DAMAGE.
>- */
>-
>-#import "LTRelayController.h"
>-
>-#import "CoreSimulatorSPI.h"
>-#import "LTPipeRelay.h"
>-#import <AppKit/AppKit.h>
>-#import <crt_externs.h>
>-
>-@interface LTRelayController ()
>-@property (readonly, strong) dispatch_source_t standardInputDispatchSource;
>-@property (readonly, strong) NSFileHandle *standardOutput;
>-@property (readonly, strong) NSFileHandle *standardError;
>-@property (readonly, strong) NSString *ipcIdentifier;
>-@property (readonly, strong) NSString *appBundleIdentifier;
>-@property (readonly, strong) NSString *appPath;
>-@property (readonly, strong) NSUUID *deviceUDID;
>-@property (readonly, strong) NSArray *dumpToolArguments;
>-@property (readonly, strong) NSString *productDir;
>-@property (strong) SimDevice *device;
>-@property (strong) id<LTRelay> relay;
>-@property pid_t pid;
>-@property (strong) dispatch_source_t appDispatchSource;
>-@end
>-
>-@implementation LTRelayController
>-
>-- (id)initWithDevice:(SimDevice *)device productDir:(NSString *)productDir appPath:(NSString *)appPath deviceUDID:(NSUUID *)udid dumpToolArguments:(NSArray *)arguments
>-{
>-    if ((self = [super init])) {
>-        _device = device;
>-        _productDir = productDir;
>-        _appPath = appPath;
>-        _appBundleIdentifier = [[NSBundle bundleWithPath:appPath] bundleIdentifier];
>-        _deviceUDID = udid;
>-        _dumpToolArguments = arguments;
>-        _standardInputDispatchSource = dispatch_source_create(DISPATCH_SOURCE_TYPE_READ, STDIN_FILENO, 0, dispatch_get_main_queue());
>-        _standardOutput = [NSFileHandle fileHandleWithStandardOutput];
>-        _standardError = [NSFileHandle fileHandleWithStandardError];
>-
>-        dispatch_source_set_event_handler(_standardInputDispatchSource, ^{
>-            uint8_t buffer[1024];
>-            ssize_t len = read(STDIN_FILENO, buffer, sizeof(buffer));
>-            if (len > 0) {
>-                @try {
>-                    [[[self relay] outputStream] write:buffer maxLength:len];
>-                } @catch (NSException *e) {
>-                    // Broken pipe - the dump tool crashed. Time to die.
>-                    [self didCrashWithMessage:nil];
>-                }
>-            } else {
>-                // EOF Received on the relay's standard input.
>-                [self finish];
>-            }
>-        });
>-
>-        _relay = [[LTPipeRelay alloc] initWithPrefix:[@"/tmp" stringByAppendingPathComponent:self.ipcIdentifier]];
>-        [_relay setRelayDelegate:self];
>-    }
>-    return self;
>-}
>-
>-- (NSString *)ipcIdentifier
>-{
>-    return [NSString stringWithFormat:@"%@-%@", self.appBundleIdentifier, self.deviceUDID.UUIDString];
>-}
>-
>-- (NSString *)processName
>-{
>-    return [self.appBundleIdentifier componentsSeparatedByString:@"."].lastObject;
>-}
>-
>-- (void)didReceiveStdoutData:(NSData *)data
>-{
>-    @try {
>-        [[self standardOutput] writeData:data];
>-    } @catch (NSException *exception) {
>-        // NSFileHandleOperationException
>-        // Broken pipe - the test harness stopped listening to us,
>-        // probably because we timed out or a run was canceled.
>-        exit(EXIT_FAILURE);
>-    }
>-}
>-
>-- (void)didReceiveStderrData:(NSData *)data
>-{
>-    @try {
>-        [[self standardError] writeData:data];
>-    } @catch (NSException *exception) {
>-        // NSFileHandleOperationException
>-        // Broken pipe - the test harness stopped listening to us,
>-        // probably because we timed out or a run was canceled.
>-        exit(EXIT_FAILURE);
>-    }
>-}
>-
>-- (void)didDisconnect
>-{
>-    dispatch_suspend([self standardInputDispatchSource]);
>-}
>-
>-- (void)didConnect
>-{
>-    dispatch_resume([self standardInputDispatchSource]);
>-}
>-
>-- (void)didCrashWithMessage:(NSString *)message
>-{
>-    [[self relay] disconnect];
>-    NSString *crashMessage = [NSString stringWithFormat:@"\n#CRASHED - %@ (pid %d)\n", [self processName], [self pid]];
>-
>-    if (message)
>-        crashMessage = [crashMessage stringByAppendingFormat:@"%@\n", message];
>-
>-    [[self standardError] writeData:[crashMessage dataUsingEncoding:NSUTF8StringEncoding]];
>-    [[self standardError] closeFile];
>-    [[self standardOutput] closeFile];
>-    exit(EXIT_FAILURE);
>-}
>-
>-- (void)installApp
>-{
>-    NSDictionary *installOptions = @{
>-        (NSString *)kCFBundleIdentifierKey: self.appBundleIdentifier,
>-    };
>-
>-    NSError *error = nil;
>-    BOOL installed = [self.device installApplication:[NSURL fileURLWithPath:self.appPath] withOptions:installOptions error:&error];
>-    if (!installed) {
>-        NSLog(@"Couldn't install %@: %@", self.appPath, error.description);
>-        exit(EXIT_FAILURE);
>-    }
>-}
>-
>-- (void)killApp
>-{
>-    dispatch_source_t dispatch = [self appDispatchSource];
>-
>-    if (dispatch)
>-        dispatch_source_cancel(dispatch);
>-
>-    if ([self pid] > 1) {
>-        kill(self.pid, SIGKILL);
>-        [self setPid:-1];
>-    }
>-    [self setAppDispatchSource:nil];
>-}
>-
>-- (NSDictionary *)_environmentVariables
>-{
>-    static NSDictionary *environmentVariables;
>-    static dispatch_once_t once;
>-
>-    dispatch_once(&once, ^{
>-        NSString *productDirectory = [self productDir];
>-
>-        NSMutableDictionary *dictionary = [@{
>-            @"IPC_IDENTIFIER": self.ipcIdentifier,
>-            @"DYLD_FRAMEWORK_PATH": productDirectory,
>-            @"__XPC_DYLD_FRAMEWORK_PATH": productDirectory,
>-            @"DYLD_LIBRARY_PATH": productDirectory,
>-            @"__XPC_DYLD_LIBRARY_PATH": productDirectory,
>-        } mutableCopy];
>-
>-        for (NSString *keyName in @[@"DYLD_INSERT_LIBRARIES", @"MallocStackLogging", @"LOCAL_RESOURCE_ROOT", @"DUMPRENDERTREE_TEMP"]) {
>-            const char* value = getenv([keyName UTF8String]);
>-            if (value && strlen(value)) {
>-                NSString *nsValue = [NSString stringWithUTF8String:value];
>-                [dictionary setObject:nsValue forKey:keyName];
>-                [dictionary setObject:nsValue forKey:[@"__XPC_" stringByAppendingString:keyName]];
>-            }
>-        }
>-
>-        for (char** envp = *_NSGetEnviron(); *envp; envp++) {
>-            const char* env = *envp;
>-            if (!strncmp("JSC_", env, 4) || !strncmp("__XPC_JSC_", env, 10)) {
>-                const char* equal = strchr(env, '=');
>-                if (!equal) {
>-                    NSLog(@"Missing '=' in env var '%s'", env);
>-                    continue;
>-                }
>-
>-                static const size_t maxKeyLength = 256;
>-                size_t keyLength = equal - env;
>-                if (keyLength >= maxKeyLength) {
>-                    NSLog(@"Env var '%s' is too long", env);
>-                    continue;
>-                }
>-
>-                char key[maxKeyLength];
>-                strncpy(key, env, keyLength);
>-                key[keyLength] = '\0';
>-                const char* value = equal + 1;
>-
>-                NSString *nsKey = [NSString stringWithUTF8String:key];
>-                NSString *nsValue = [NSString stringWithUTF8String:value];
>-                [dictionary setObject:nsValue forKey:nsKey];
>-            }
>-        }
>-
>-        environmentVariables = [dictionary copy];
>-    });
>-
>-    return environmentVariables;
>-}
>-
>-- (void)launchApp
>-{
>-    NSDictionary *launchOptions = @{
>-        kSimDeviceLaunchApplicationEnvironment: [self _environmentVariables],
>-        kSimDeviceLaunchApplicationArguments: [self dumpToolArguments],
>-    };
>-
>-    NSError *error;
>-    pid_t pid = [self.device launchApplicationWithID:self.appBundleIdentifier options:launchOptions error:&error];
>-
>-    if (pid < 0) {
>-        NSLog(@"Couldn't launch %@: %@", self.appBundleIdentifier, error.description);
>-        exit(EXIT_FAILURE);
>-    }
>-
>-    [self setPid:pid];
>-
>-    dispatch_queue_t queue = dispatch_get_main_queue();
>-    dispatch_source_t simulatorAppExitDispatchSource = dispatch_source_create(DISPATCH_SOURCE_TYPE_PROC, [self pid], DISPATCH_PROC_EXIT, queue);
>-    [self setAppDispatchSource:simulatorAppExitDispatchSource];
>-    dispatch_source_set_event_handler(simulatorAppExitDispatchSource, ^{
>-        dispatch_source_cancel(simulatorAppExitDispatchSource);
>-        [self didCrashWithMessage:nil];
>-    });
>-    dispatch_resume(simulatorAppExitDispatchSource);
>-}
>-
>-- (void)start
>-{
>-    [self installApp];
>-    [[self relay] setup];
>-    [self launchApp];
>-    [[self relay] connect];
>-}
>-
>-- (void)finish
>-{
>-    [[self relay] disconnect];
>-    [self killApp];
>-    exit(EXIT_SUCCESS);
>-}
>-
>-@end
>Index: Tools/LayoutTestRelay/LayoutTestRelay/main.m
>===================================================================
>--- Tools/LayoutTestRelay/LayoutTestRelay/main.m	(revision 209886)
>+++ Tools/LayoutTestRelay/LayoutTestRelay/main.m	(nonexistent)
>@@ -1,133 +0,0 @@
>-/*
>- * Copyright (C) 2014, 2016 Apple Inc. All rights reserved.
>- *
>- * Redistribution and use in source and binary forms, with or without
>- * modification, are permitted provided that the following conditions
>- * are met:
>- * 1. Redistributions of source code must retain the above copyright
>- *    notice, this list of conditions and the following disclaimer.
>- * 2. Redistributions in binary form must reproduce the above copyright
>- *    notice, this list of conditions and the following disclaimer in the
>- *    documentation and/or other materials provided with the distribution.
>- *
>- * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
>- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>- * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
>- * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
>- * THE POSSIBILITY OF SUCH DAMAGE.
>- */
>-
>-#import "CoreSimulatorSPI.h"
>-#import "LTRelayController.h"
>-#import <Foundation/Foundation.h>
>-
>-static LTRelayController *relayController;
>-
>-void usage()
>-{
>-    NSString *helpText = @"LayoutTestRelay: run a dump tool in the simulator. Not for direct consumption.\n"
>-        "Usage: LayoutTestRelay [-h] [options] -- [dump tool arguments]\n"
>-        "Required options:\n"
>-        "    -udid <identifier>       Simulator device identifier\n"
>-        "    -app <app_path>          Path to the built iOS .app bundle directory.\n"
>-        "    -productDir <dir>        /path/to/WebKitBuild/{configuration}-{short platform}.\n";
>-
>-    fprintf(stderr, "%s\n", [helpText UTF8String]);
>-}
>-
>-NSString *getRequiredStringArgument(NSString *parameter)
>-{
>-    NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];
>-    NSString *argument = [defaults stringForKey:parameter];
>-
>-    if (!argument) {
>-        NSLog(@"-%@ is required.", parameter);
>-        usage();
>-        exit(EXIT_FAILURE);
>-    }
>-    return argument;
>-}
>-
>-NSArray *getDumpToolArguments()
>-{
>-    NSMutableArray *dumpToolArguments = [[NSMutableArray alloc] init];
>-    NSArray *processArgs = [[NSProcessInfo processInfo] arguments];
>-    BOOL appending = NO;
>-    for (NSString *arg in processArgs) {
>-        if ([arg isEqualToString:@"--"]) {
>-            appending = YES;
>-            continue;
>-        }
>-        if (appending)
>-            [dumpToolArguments addObject:arg];
>-    }
>-    return dumpToolArguments;
>-}
>-
>-void finish()
>-{
>-    [relayController finish];
>-}
>-
>-void receivedSignal(int signal)
>-{
>-    exit(EXIT_SUCCESS);
>-}
>-
>-int main(int argc, const char * argv[])
>-{
>-    @autoreleasepool {
>-        NSArray *helpArguments = @[@"-h", @"--help"];
>-        for (NSString *helpArgument in helpArguments) {
>-            if ([[[NSProcessInfo processInfo] arguments] indexOfObject:helpArgument] != NSNotFound) {
>-                usage();
>-                exit(EXIT_FAILURE);
>-            }
>-        }
>-
>-#if USE_SIM_SERVICE_CONTEXT
>-        NSString *developerDirectory = getRequiredStringArgument(@"developerDir");
>-#endif
>-        NSUUID *udid = [[NSUUID alloc] initWithUUIDString:getRequiredStringArgument(@"udid")];
>-        NSString *appPath = getRequiredStringArgument(@"app");
>-        NSString *productDirectory = getRequiredStringArgument(@"productDir");
>-        NSArray *dumpToolArguments = getDumpToolArguments();
>-
>-#if USE_SIM_SERVICE_CONTEXT
>-        NSError *error;
>-        SimServiceContext *serviceContext = [SimServiceContext sharedServiceContextForDeveloperDir:developerDirectory error:&error];
>-        if (!serviceContext) {
>-            NSLog(@"Device context couldn't be found: %@", error);
>-            exit(EXIT_FAILURE);
>-        }
>-        SimDeviceSet *deviceSet = [serviceContext defaultDeviceSetWithError:nil];
>-        if (!deviceSet) {
>-            NSLog(@"Default device set couldn't be found: %@", error);
>-            exit(EXIT_FAILURE);
>-        }
>-        SimDevice *device = [deviceSet.devicesByUDID objectForKey:udid];
>-#else
>-        SimDevice *device = [SimDeviceSet.defaultSet.devicesByUDID objectForKey:udid];
>-#endif
>-        if (!device) {
>-            NSLog(@"Device %@ couldn't be found", udid);
>-            exit(EXIT_FAILURE);
>-        }
>-
>-        relayController = [[LTRelayController alloc] initWithDevice:device productDir:productDirectory appPath:appPath deviceUDID:udid dumpToolArguments:dumpToolArguments];
>-        [relayController start];
>-
>-        atexit(finish);
>-        signal(SIGINT, receivedSignal);
>-        signal(SIGTERM, receivedSignal);
>-
>-        [[NSRunLoop mainRunLoop] run];
>-    }
>-    return 0;
>-}
>Index: Tools/Scripts/build-layouttestrelay
>===================================================================
>--- Tools/Scripts/build-layouttestrelay	(revision 209886)
>+++ Tools/Scripts/build-layouttestrelay	(working copy)
>@@ -23,48 +23,6 @@
> # ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
> # THE POSSIBILITY OF SUCH DAMAGE.
> 
>-use strict;
>-use File::Basename;
>-use FindBin;
>-use Getopt::Long qw(:config pass_through);
>-use lib $FindBin::Bin;
>-use webkitdirs;
> 
>-my $showHelp = 0;
>-my $clean = 0;
>-
>-my $programName = basename($0);
>-my $usage = <<EOF;
>-Usage: $programName [options] [options to pass to build system]
>-  --help        Show this help message
>-  --clean       Clean up the build directory
>-EOF
>-
>-my $result = GetOptions(
>-    'help' => \$showHelp,
>-    'clean' => \$clean,
>-);
>-
>-if ($showHelp or not $result) {
>-   print STDERR $usage;
>-   exit 1;
>-}
>-
>-checkRequiredSystemConfig();
>-setConfiguration();
>-chdirWebKit();
>-
>-chdir "Tools/LayoutTestRelay" or die;
>-
>-# FIXME: This tool is only useful when building WebKit for iOS Simulator. For now,
>-#        to avoid breaking some Apple Internal tools we support calling this script
>-#        without --ios-simulator so long as we are building on a Mac.
>-if (isAppleMacWebKit() && !willUseIOSDeviceSDK()) {
>-    # FIXME: Changing SDK at this point results in an inconsistent webkitdirs state.
>-    # We should make it so that webkitdirs functions never see the wrong SDK.
>-    setXcodeSDK(undef); # Force use of Mac SDK if --ios-simulator was passed
>-    exit exitStatus(buildXCodeProject("LayoutTestRelay", $clean, XcodeOptions(), @ARGV));
>-}
>-
>-print STDERR "LayoutTestRelay is only supported for iOS Simulator.\n";
>+print STDERR "LayoutTestRelay is unsupported!\n";
> exit 1;
>Index: Tools/Scripts/build-webkit
>===================================================================
>--- Tools/Scripts/build-webkit	(revision 209886)
>+++ Tools/Scripts/build-webkit	(working copy)
>@@ -200,10 +200,6 @@ if (isAppleMacWebKit()) {
>         push @copyLibrariesArgs, productDir();
>         print(join(" ", @copyLibrariesArgs) . "\n");
>         (system(@copyLibrariesArgs) == 0) or die;
>-
>-        if (willUseIOSSimulatorSDK()) {
>-            (system("perl", "Tools/Scripts/build-layouttestrelay", argumentsForConfiguration()) == 0) or die;
>-        }
>     }
> 
>     # Build Tools needed for Apple ports
>Index: Tools/Scripts/webkitpy/common/ipc_pipe.py
>===================================================================
>--- Tools/Scripts/webkitpy/common/ipc_pipe.py	(nonexistent)
>+++ Tools/Scripts/webkitpy/common/ipc_pipe.py	(working copy)
>@@ -0,0 +1,421 @@
>+# Copyright (C) 2016 Apple Inc. All rights reserved.
>+#
>+# Redistribution and use in source and binary forms, with or without
>+# modification, are permitted provided that the following conditions
>+# are met:
>+# 1. Redistributions of source code must retain the above copyright
>+#    notice, this list of conditions and the following disclaimer.
>+# 2. Redistributions in binary form must reproduce the above copyright
>+#    notice, this list of conditions and the following disclaimer in the
>+#    documentation and/or other materials provided with the distribution.
>+#
>+# THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
>+# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>+# THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>+# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
>+# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>+# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>+# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>+# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>+# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>+# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
>+# THE POSSIBILITY OF SUCH DAMAGE.
>+
>+import errno
>+import io
>+import os
>+import Queue
>+import select
>+import signal
>+import sys
>+import time
>+
>+if sys.platform.startswith('win'):
>+    import msvcrt
>+    import win32pipe
>+    import win32file
>+else:
>+    import fcntl
>+    import socket
>+
>+
>+class UnixPipeServer(object):
>+
>+    BUFFER = 4096
>+
>+    def __init__(self, path):
>+        if sys.platform.startswith('win'):
>+            raise OSError('UnixPipeServer not implemented on this platform')
>+        self._path = path
>+        self._connected = False
>+
>+        try:
>+            os.unlink(self._path)
>+        except OSError:
>+            if os.path.exists(self._path):
>+                raise OSError("Could not unlink '" + self._path + "', the target path is a file not a pipe.")
>+
>+        self._socket = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
>+        self._socket.settimeout(15)
>+        self._socket.bind(self._path)
>+        self._socket.listen(0)
>+
>+    def connect(self):
>+        if self._connected:
>+            return True
>+        try:
>+            self._connection, self._address = self._socket.accept()
>+            self._connection.setblocking(0)
>+            self._connected = True
>+        except socket.timeout:
>+            return False
>+        return True
>+
>+    def disconnect(self):
>+        if not self._connected:
>+            return
>+        self._socket.close()
>+        self._connected = False
>+
>+    def read(self):
>+        try:
>+            data = self._connection.recv(self.BUFFER)
>+            if data:
>+                return data
>+        except socket.error, e:
>+            err = e.args[0]
>+            if err == errno.EAGAIN or err == errno.EWOULDBLOCK:
>+                return []
>+        self.disconnect()
>+        return []
>+
>+    def send(self, data):
>+        if not self._connected:
>+            return False
>+        self._connection.send(data)
>+        return True
>+
>+    def path(self):
>+        return self._path
>+
>+    def isConnected(self):
>+        return self._connected
>+
>+
>+class AbstractPipe(object):
>+
>+    def __init__(self):
>+        self.clean()
>+
>+    def connect(self):
>+        return self.isConnected()
>+
>+    def clean(self):
>+        self._stdoutStream = io.BytesIO()
>+        self._stderrStream = io.BytesIO()
>+        self._stdoutTrc = 0
>+        self._stderrTrc = 0
>+
>+    def close(self):
>+        return not self.isConnected()
>+
>+    def send(self, data):
>+        return False
>+
>+    def isConnected(self):
>+        return False
>+
>+    def _parseMessage(self, isBlocking=False):
>+        return False
>+
>+    def readLine(self, isBlocking=False):
>+        while True:
>+            err = self.stderrRead()
>+            if err:
>+                return err
>+            out = self.stdoutRead()
>+            if out:
>+                return out
>+            self._parseMessage(isBlocking)
>+            if not isBlocking:
>+                break
>+        return None
>+
>+    def stdoutRead(self, isBlocking=False):
>+        triedOnce = False
>+        while True:
>+            self._stdoutStream.seek(self._stdoutTrc, io.SEEK_SET)
>+            data = self._stdoutStream.readline()
>+            if data and data[-1] == '\n':
>+                self._stdoutTrc = self._stdoutTrc + len(data)
>+                return data
>+            self._parseMessage(isBlocking)
>+            if not isBlocking and triedOnce:
>+                break
>+            triedOnce = True
>+        return None
>+
>+    def stderrRead(self, isBlocking=False):
>+        triedOnce = False
>+        while True:
>+            self._stderrStream.seek(self._stderrTrc, io.SEEK_SET)
>+            data = self._stderrStream.readline()
>+            if data and data[-1] == '\n':
>+                self._stderrTrc = self._stderrTrc + len(data)
>+                return data
>+            self._parseMessage(isBlocking)
>+            if not isBlocking and triedOnce:
>+                break
>+            triedOnce = True
>+        return None
>+
>+    def readBufferStdout(self):
>+        self._stdoutStream.seek(0, io.SEEK_END)
>+        endVal = self._stdoutStream.tell()
>+        if endVal <= self._stdoutTrc:
>+            return ''
>+        self._stdoutStream.seek(self._stdoutTrc, io.SEEK_SET)
>+        size = endVal - self._stdoutTrc
>+        self._stdoutTrc = endVal
>+        return self._stdoutStream.read(size)
>+
>+    def readBufferStderr(self):
>+        self._stderrStream.seek(0, io.SEEK_END)
>+        endVal = self._stderrStream.tell()
>+        if endVal <= self._stderrTrc:
>+            return ''
>+        self._stderrStream.seek(self._stderrTrc, io.SEEK_SET)
>+        size = endVal - self._stderrTrc
>+        self._stderrTrc = endVal
>+        return self._stderrStream.read(size)
>+
>+    def readBlockStdout(self, size, isBlocking=False):
>+        triedOnce = False
>+        while True:
>+            self._stdoutStream.seek(0, io.SEEK_END)
>+            if self._stdoutStream.tell() - self._stdoutTrc >= size:
>+                self._stdoutStream.seek(self._stdoutTrc, io.SEEK_SET)
>+                data = self._stdoutStream.read(size)
>+                self._stdoutTrc = self._stdoutTrc + size
>+                return data
>+            self._parseMessage(isBlocking)
>+            if not isBlocking and triedOnce:
>+                break
>+            triedOnce = True
>+        return None
>+
>+    def readBlockStderr(self, size, isBlocking=False):
>+        triedOnce = False
>+        while True:
>+            self._stderrStream.seek(0, io.SEEK_END)
>+            if self._stderrStream.tell() - self._stderrTrc >= size:
>+                self._stderrStream.seek(self._stderrTrc, io.SEEK_SET)
>+                data = self._stderrStream.read(size)
>+                self._stderrTrc = self._stderrTrc + size
>+                return data
>+            self._parseMessage(isBlocking)
>+            if not isBlocking and triedOnce:
>+                break
>+            triedOnce = True
>+        return None
>+
>+
>+class UnixPipe(AbstractPipe):
>+
>+    STDIN_INDEX = 0
>+    STDOUT_INDEX = 1
>+    STDERR_INDEX = 2
>+
>+    def __init__(self, stdin, stdout, stderr):
>+        AbstractPipe.__init__(self)
>+        self.stdoutFile = stdout
>+        self.stderrFile = stderr
>+
>+        paths = [stdin, stdout, stderr]
>+        self._sockets = []
>+        for i in range(0, 3):
>+            self._sockets.append(UnixPipeServer(paths[i]))
>+
>+        self.clean()
>+
>+    def connect(self):
>+        for sock in self._sockets:
>+            sock.connect()
>+        return self.isConnected()
>+
>+    def close(self):
>+        for sock in self._sockets:
>+            sock.disconnect()
>+
>+    def send(self, data):
>+        return self._sockets[UnixPipe.STDIN_INDEX].send(data)
>+
>+    def isConnected(self):
>+        for sock in self._sockets:
>+            if not sock.isConnected():
>+                return False
>+        return True
>+
>+    def _parseMessage(self, isBlocking=False):
>+        while True:
>+            stdErrData = []
>+            stdErrData = self._sockets[UnixPipe.STDERR_INDEX].read()
>+            if stdErrData:
>+                self._stderrStream.seek(0, io.SEEK_END)
>+                self._stderrStream.write(stdErrData)
>+            stdOutData = []
>+            stdOutData = self._sockets[UnixPipe.STDOUT_INDEX].read()
>+            if stdOutData:
>+                self._stdoutStream.seek(0, io.SEEK_END)
>+                self._stdoutStream.write(stdOutData)
>+            if stdErrData or stdOutData:
>+                return True
>+            if not isBlocking:
>+                break
>+        return False
>+
>+    def handle_interrupt(self):
>+        if not self.isConnected():
>+            raise KeyboardInterrupt
>+
>+
>+class ProcessPipe(AbstractPipe):
>+
>+    def __init__(self, port, cmd, enviro=None, uni_newlines=False):
>+
>+        AbstractPipe.__init__(self)
>+
>+        self._port = port
>+        self._host = self._port.host
>+
>+        self._proc = self._host.executive.popen(cmd, stdin=self._host.executive.PIPE,
>+            stdout=self._host.executive.PIPE,
>+            stderr=self._host.executive.PIPE,
>+            close_fds=not self._host.platform.is_win(),
>+            env=enviro,
>+            universal_newlines=uni_newlines)
>+
>+        self._use_win32_apis = sys.platform.startswith('win')
>+        if not self._use_win32_apis:
>+            fd = self._proc.stdout.fileno()
>+            fl = fcntl.fcntl(fd, fcntl.F_GETFL)
>+            fcntl.fcntl(fd, fcntl.F_SETFL, fl | os.O_NONBLOCK)
>+            fd = self._proc.stderr.fileno()
>+            fl = fcntl.fcntl(fd, fcntl.F_GETFL)
>+            fcntl.fcntl(fd, fcntl.F_SETFL, fl | os.O_NONBLOCK)
>+
>+    def pid(self):
>+        return self._proc.pid
>+
>+    def isConnected(self):
>+        return not self._proc.poll()
>+
>+    def handle_interrupt(self):
>+        if self._proc.returncode in (-1073741510, -signal.SIGINT):
>+            raise KeyboardInterrupt
>+
>+    def close(self):
>+        if self._proc.poll():
>+            self._host.executive.kill_process(self._proc.pid)
>+        if self._proc.poll() is not None:
>+            self._proc.wait()
>+
>+        if self._proc.stdin:
>+            self._proc.stdin.close()
>+        if self._proc.stdout:
>+            self._proc.stdout.close()
>+        if self._proc.stderr:
>+            self._proc.stderr.close()
>+        return not self.isConnected()
>+
>+    def send(self, bytes):
>+        try:
>+            self._proc.stdin.write(bytes)
>+        except IOError, e:
>+            return False
>+        return True
>+
>+    def _unixstdBlock(self):
>+        if self._proc.stdout.closed:
>+            return None
>+        select_fds = []
>+        select_fds.append(self._proc.stdout.fileno())
>+        try:
>+            read_fds, _, _ = select.select(select_fds, [], select_fds, 0)
>+        except select.error, e:
>+            if e.args[0] == errno.EINVAL:
>+                return None
>+            raise
>+
>+        try:
>+            if self._proc.stdout.fileno() in read_fds:
>+                data = self._proc.stdout.read()
>+                return data
>+        except IOError, e:
>+            pass
>+
>+        return None
>+
>+    def _unixerrBlock(self):
>+        if self._proc.stderr.closed:
>+            return None
>+        select_fds = []
>+        select_fds.append(self._proc.stderr.fileno())
>+        try:
>+            read_fds, _, _ = select.select(select_fds, [], select_fds, 0)
>+        except select.error, e:
>+            if e.args[0] == errno.EINVAL:
>+                return None
>+            raise
>+
>+        try:
>+            if self._proc.stderr.fileno() in read_fds:
>+                data = self._proc.stderr.read()
>+                return data
>+        except IOError, e:
>+            pass
>+
>+        return None
>+
>+    def _win32NonBlockingRead(self, handle):
>+        try:
>+            _, avail, _ = win32pipe.PeekNamedPipe(handle, 0)
>+            if avail > 0:
>+                _, buf = win32file.ReadFile(handle, avail, None)
>+                return buf
>+        except Exception, e:
>+            if e[0] not in (109, errno.ESHUTDOWN):  # 109 == win32 ERROR_BROKEN_PIPE
>+                raise
>+        return None
>+
>+    def _win32stdBlock(self):
>+        out_fh = msvcrt.get_osfhandle(self._proc.stdout.fileno())
>+        return self._win32NonBlockingRead(out_fh)
>+
>+    def _win32errBlock(self):
>+        err_fh = msvcrt.get_osfhandle(self._proc.stderr.fileno())
>+        return self._win32NonBlockingRead(err_fh)
>+
>+    def _parseMessage(self, isBlocking=False):
>+        while True:
>+            stdErrData = []
>+            if self._use_win32_apis:
>+                stdErrData = self._win32errBlock()
>+            else:
>+                stdErrData = self._unixerrBlock()
>+            if stdErrData:
>+                self._stderrStream.seek(0, io.SEEK_END)
>+                self._stderrStream.write(stdErrData)
>+            stdOutData = []
>+            if self._use_win32_apis:
>+                stdOutData = self._win32stdBlock()
>+            else:
>+                stdOutData = self._unixstdBlock()
>+            if stdOutData:
>+                self._stdoutStream.seek(0, io.SEEK_END)
>+                self._stdoutStream.write(stdOutData)
>+            if stdErrData or stdOutData:
>+                return True
>+            if not isBlocking:
>+                break
>+        return False
>Index: Tools/Scripts/webkitpy/common/ipc_pipe_testcase.py
>===================================================================
>--- Tools/Scripts/webkitpy/common/ipc_pipe_testcase.py	(nonexistent)
>+++ Tools/Scripts/webkitpy/common/ipc_pipe_testcase.py	(working copy)
>@@ -0,0 +1,131 @@
>+# Copyright (C) 2016 Apple Inc. All rights reserved.
>+#
>+# Redistribution and use in source and binary forms, with or without
>+# modification, are permitted provided that the following conditions
>+# are met:
>+# 1. Redistributions of source code must retain the above copyright
>+#    notice, this list of conditions and the following disclaimer.
>+# 2. Redistributions in binary form must reproduce the above copyright
>+#    notice, this list of conditions and the following disclaimer in the
>+#    documentation and/or other materials provided with the distribution.
>+#
>+# THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
>+# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>+# THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>+# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
>+# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>+# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>+# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>+# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>+# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>+# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
>+# THE POSSIBILITY OF SUCH DAMAGE.
>+
>+import errno
>+import io
>+import socket
>+import time
>+
>+from webkitpy.common.ipc_pipe import AbstractPipe
>+
>+
>+class DummyProcessPipe(AbstractPipe):
>+
>+    def __init__(self, port=None, cmd=None, enviro=None, uni_newlines=False):
>+        AbstractPipe.__init__(self)
>+        self._port = port
>+        if self._port:
>+            self._host = self._port.host
>+        else:
>+            self._host = None
>+        self.connectedForTesting = True
>+
>+    def pid(self):
>+        return 1
>+
>+    def isConnected(self):
>+        return self.connectedForTesting
>+
>+    def send(self, bytes):
>+        return self.connectedForTesting
>+
>+    def _parseMessage(self, isBlocking=False):
>+        return False
>+
>+    def pushDataForTesting(self, data, stderr=False, stdout=True):
>+        if stderr:
>+            self._stderrStream.seek(0, io.SEEK_END)
>+            self._stderrStream.write(data)
>+        elif stdout:
>+            self._stdoutStream.seek(0, io.SEEK_END)
>+            self._stdoutStream.write(data)
>+
>+
>+class UnixPipeClient(object):
>+
>+    BUFFER = 4096
>+
>+    def __init__(self, path):
>+        self._path = path
>+        self._connected = False
>+        self._connection = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
>+        self._stream = io.BytesIO()
>+        self._streamTrc = 0
>+
>+    def __del__(self):
>+        self.disconnect()
>+
>+    def connect(self):
>+        if self._connected:
>+            return True
>+        try:
>+            self._connection.connect(self._path)
>+            self._connected = True
>+        except:
>+            return False
>+        return True
>+
>+    def disconnect(self):
>+        if not self._connected:
>+            return
>+        self._connection.close()
>+        self._connected = False
>+
>+    def readline(self, isBlocking=False):
>+        while True:
>+            self._stream.seek(self._streamTrc, io.SEEK_SET)
>+            data = self._stream.readline()
>+            if data and data[-1] == '\n':
>+                self._streamTrc = self._streamTrc + len(data)
>+                return data
>+            block = self.read()
>+            if block:
>+                self._stream.seek(0, io.SEEK_END)
>+                self._stream.write(block)
>+            if not isBlocking:
>+                break
>+        return None
>+
>+    def read(self):
>+        try:
>+            data = self._connection.recv(self.BUFFER)
>+            if data:
>+                return data
>+        except socket.error, e:
>+            err = e.args[0]
>+            if err == errno.EAGAIN or err == errno.EWOULDBLOCK:
>+                return []
>+        self.disconnect()
>+        return []
>+
>+    def send(self, data):
>+        if not self._connected:
>+            return False
>+        self._connection.send(data)
>+        return True
>+
>+    def port(self):
>+        return self._path
>+
>+    def isConnected(self):
>+        return self._connected
>Index: Tools/Scripts/webkitpy/common/ipc_pipe_unittest.py
>===================================================================
>--- Tools/Scripts/webkitpy/common/ipc_pipe_unittest.py	(nonexistent)
>+++ Tools/Scripts/webkitpy/common/ipc_pipe_unittest.py	(working copy)
>@@ -0,0 +1,157 @@
>+# Copyright (C) 2016 Apple Inc. All rights reserved.
>+#
>+# Redistribution and use in source and binary forms, with or without
>+# modification, are permitted provided that the following conditions
>+# are met:
>+# 1. Redistributions of source code must retain the above copyright
>+#    notice, this list of conditions and the following disclaimer.
>+# 2. Redistributions in binary form must reproduce the above copyright
>+#    notice, this list of conditions and the following disclaimer in the
>+#    documentation and/or other materials provided with the distribution.
>+#
>+# THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
>+# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
>+# THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
>+# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
>+# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
>+# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
>+# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
>+# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
>+# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
>+# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
>+# THE POSSIBILITY OF SUCH DAMAGE.
>+
>+import os
>+import sys
>+import threading
>+import time
>+import unittest
>+
>+from webkitpy.common.ipc_pipe import UnixPipeServer, UnixPipe
>+from webkitpy.common.ipc_pipe_testcase import DummyProcessPipe, UnixPipeClient
>+
>+
>+def UnixPipeClientTestingThread(source, path, arguments):
>+    source.clientResults = []
>+    client = UnixPipeClient(path)
>+
>+    deadline = time.time() + 1.0
>+    while time.time() < deadline and not client.isConnected():
>+        client.connect()
>+    if not client.isConnected():
>+        return None
>+    readingmode = False
>+    for elm in arguments:
>+        if elm == '--read':
>+            data = client.readline(True)
>+            source.clientResults.append(data)
>+        else:
>+            client.send(elm)
>+    client.disconnect()
>+    return source.clientResults
>+
>+
>+class ipcPipeTest(unittest.TestCase):
>+
>+    def __init__(self, *args, **kwargs):
>+        super(ipcPipeTest, self).__init__(*args, **kwargs)
>+        self.clientResults = []
>+
>+    def test_abstractpipe_stdout(self):
>+        pipe = DummyProcessPipe()
>+
>+        pipe.pushDataForTesting('coming from stdout\n')
>+        self.assertEqual(pipe.stdoutRead(), 'coming from stdout\n')
>+
>+        pipe.pushDataForTesting('coming from stderr\n', stderr=True)
>+        self.assertEqual(pipe.stdoutRead(), None)
>+
>+    def test_abstractpipe_stderr(self):
>+        pipe = DummyProcessPipe()
>+
>+        pipe.pushDataForTesting('coming from stdout\n')
>+        self.assertEqual(pipe.stderrRead(), None)
>+
>+        pipe.pushDataForTesting('coming from stderr\n', stderr=True)
>+        self.assertEqual(pipe.stderrRead(), 'coming from stderr\n')
>+
>+    def test_abstractpipe_duel_streams(self):
>+        pipe = DummyProcessPipe()
>+
>+        pipe.pushDataForTesting('coming from stdout\n')
>+        pipe.pushDataForTesting('coming from stderr\n', stderr=True)
>+
>+        self.assertEqual(pipe.readLine(), 'coming from stderr\n')
>+        self.assertEqual(pipe.readLine(), 'coming from stdout\n')
>+
>+    def test_abstractpipe_stdoutblock(self):
>+        pipe = DummyProcessPipe()
>+
>+        pipe.pushDataForTesting('stdout line\n')
>+        pipe.pushDataForTesting('stdout block')
>+
>+        self.assertEqual(pipe.readBufferStdout(), 'stdout line\nstdout block')
>+        self.assertEqual(pipe.readBufferStderr(), '')
>+
>+    def test_abstractpipe_stderrblock(self):
>+        pipe = DummyProcessPipe()
>+
>+        pipe.pushDataForTesting('stderr line\n', stderr=True)
>+        pipe.pushDataForTesting('stderr block', stderr=True)
>+
>+        self.assertEqual(pipe.readBufferStdout(), '')
>+        self.assertEqual(pipe.readBufferStderr(), 'stderr line\nstderr block')
>+
>+    def test_unixPipeServer(self):
>+        try:
>+            serv = UnixPipeServer('/tmp/unixPipe.pipe')
>+            thread = threading.Thread(target=UnixPipeClientTestingThread, args=(self, serv.path(), ['--read', 'Line 1\n', 'Line 2\n', '--read']))
>+            thread.start()
>+            serv.connect()
>+            self.assertTrue(serv.isConnected())
>+
>+            serv.send('Server send 1\n')
>+            serv.send('Server send 2\n')
>+
>+            thread.join()
>+            self.assertEqual(serv.read(), 'Line 1\nLine 2\n')
>+            serv.disconnect()
>+
>+            self.assertEqual('Server send 1\n', self.clientResults[0])
>+            self.assertEqual('Server send 2\n', self.clientResults[1])
>+        except OSError, e:
>+            if not sys.platform.startswith('win') or str(e) != 'UnixPipeServer not implemented on this platform':
>+                raise e
>+
>+    def test_unixPipe(self):
>+        try:
>+            pipe = UnixPipe('/tmp/teststdin.pipe', '/tmp/teststdout.pipe', '/tmp/teststderr.pipe')
>+            stdinThread = threading.Thread(target=UnixPipeClientTestingThread, args=(self, '/tmp/teststdin.pipe', ['--read', '--read']))
>+            stdoutThread = threading.Thread(target=UnixPipeClientTestingThread, args=(self, '/tmp/teststdout.pipe', ['stdout line 1\n', 'stdout line 2\n']))
>+            stderrThread = threading.Thread(target=UnixPipeClientTestingThread, args=(self, '/tmp/teststderr.pipe', ['stderr line 1\n', 'stderr line 2\n']))
>+            stdinThread.start()
>+            stdoutThread.start()
>+            stderrThread.start()
>+            pipe.connect()
>+
>+            self.assertTrue(pipe.isConnected())
>+
>+            pipe.send('Server send 1\n')
>+            pipe.send('Server send 2\n')
>+
>+            stdinThread.join()
>+            stdoutThread.join()
>+            stderrThread.join()
>+
>+            self.assertEqual(pipe.stdoutRead(), 'stdout line 1\n')
>+            self.assertEqual(pipe.stdoutRead(), 'stdout line 2\n')
>+            self.assertEqual(pipe.stderrRead(), 'stderr line 1\n')
>+            self.assertEqual(pipe.stderrRead(), 'stderr line 2\n')
>+
>+            pipe.close()
>+
>+            self.assertEqual('Server send 1\n', self.clientResults[0])
>+            self.assertEqual('Server send 2\n', self.clientResults[1])
>+        except OSError, e:
>+            if not sys.platform.startswith('win') or str(e) != 'UnixPipeServer not implemented on this platform':
>+                raise e
>Index: Tools/Scripts/webkitpy/port/base.py
>===================================================================
>--- Tools/Scripts/webkitpy/port/base.py	(revision 209886)
>+++ Tools/Scripts/webkitpy/port/base.py	(working copy)
>@@ -897,6 +897,12 @@ class Port(object):
> 
>         return clean_env
> 
>+    def deviceDefined(self):
>+        return False
>+
>+    def runOnDevice(self, cmd, envi=None):
>+        return None
>+
>     def _clear_global_caches_and_temporary_files(self):
>         pass
> 
>Index: Tools/Scripts/webkitpy/port/base_unittest.py
>===================================================================
>--- Tools/Scripts/webkitpy/port/base_unittest.py	(revision 209886)
>+++ Tools/Scripts/webkitpy/port/base_unittest.py	(working copy)
>@@ -395,6 +395,12 @@ class PortTest(unittest.TestCase):
>         self.assertTrue(port.is_w3c_resource_file(port.host.filesystem, port.layout_tests_dir() + "/imported/w3c/web-platform-tests/XMLHttpRequest", "xmlhttprequest-sync-block-defer-scripts-subframe.html"))
>         self.assertTrue(port.is_w3c_resource_file(port.host.filesystem, port.layout_tests_dir() + "/imported/w3c/web-platform-tests/dom/nodes/Document-createElement-namespace-tests", "test.html"))
> 
>+    def test_device(self):
>+        port = self.make_port()
>+        self.assertFalse(port.deviceDefined())
>+        self.assertIsNone(port.runOnDevice(['ping', '<no-id>']))
>+
>+
> class NaturalCompareTest(unittest.TestCase):
>     def setUp(self):
>         self._port = TestPort(MockSystemHost())
>Index: Tools/Scripts/webkitpy/port/darwin.py
>===================================================================
>--- Tools/Scripts/webkitpy/port/darwin.py	(revision 209886)
>+++ Tools/Scripts/webkitpy/port/darwin.py	(working copy)
>@@ -21,7 +21,10 @@
> # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
> 
> import logging
>+import multiprocessing
> import os
>+import plistlib
>+import shutil
> import time
> 
> from webkitpy.common.system.crashlogs import CrashLogs
>@@ -174,3 +177,24 @@ class DarwinPort(ApplePort):
>         except ScriptError:
>             _log.warn("xcrun failed; falling back to '%s'." % fallback)
>             return fallback
>+
>+    def extractBundleID(self, app):
>+        pid = str(multiprocessing.current_process().name).replace('/', '-')
>+
>+        try:
>+            shutil.copyfile(app + "/Info.plist", "/tmp/" + pid + "Info.plist")
>+            if self._executive.run_command(['cp', app + '/Info.plist', '/tmp/' + pid + 'Info.plist'], return_exit_code=True):
>+                return None
>+            if self._executive.run_command(['plutil', '-convert', 'xml1', '/tmp/' + pid + 'Info.plist'], return_exit_code=True):
>+                return None
>+            pl = plistlib.readPlist("/tmp/" + pid + "Info.plist")
>+        except Exception, err:
>+            pl = None
>+
>+        try:
>+            os.remove("/tmp/" + pid + "Info.plist")
>+            if pl:
>+                return pl["CFBundleIdentifier"]
>+        except:
>+            pass
>+        return None
>Index: Tools/Scripts/webkitpy/port/darwin_testcase.py
>===================================================================
>--- Tools/Scripts/webkitpy/port/darwin_testcase.py	(revision 209886)
>+++ Tools/Scripts/webkitpy/port/darwin_testcase.py	(working copy)
>@@ -20,6 +20,9 @@
> # OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
> # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
> 
>+import os
>+import plistlib
>+
> from webkitpy.port import port_testcase
> from webkitpy.common.system.filesystem_mock import MockFileSystem
> from webkitpy.common.system.outputcapture import OutputCapture
>@@ -119,3 +122,10 @@ class DarwinTest(port_testcase.PortTestC
>         port = self.make_port()
>         port._executive = MockExecutive2(run_command_fn=throwing_run_command)
>         OutputCapture().assert_outputs(self, port.sample_process, args=['test', 42])
>+
>+    def test_plist(self):
>+        port = self.make_port()
>+        pl = dict(CFBundleIdentifier="org.webkit.demo")
>+        plistlib.writePlist(pl, "/tmp/Info.plist")
>+        self.assertEqual(port.extractBundleID("/tmp"), None)
>+        os.remove("/tmp/Info.plist")
>Index: Tools/Scripts/webkitpy/port/driver.py
>===================================================================
>--- Tools/Scripts/webkitpy/port/driver.py	(revision 209886)
>+++ Tools/Scripts/webkitpy/port/driver.py	(working copy)
>@@ -138,7 +138,7 @@ class Driver(object):
>         self._driver_user_directory_suffix = None
>         self._driver_user_cache_directory = None
> 
>-        # WebKitTestRunner/LayoutTestRelay can report back subprocess crashes by printing
>+        # WebKitTestRunner can report back subprocess crashes by printing
>         # "#CRASHED - PROCESSNAME".  Since those can happen at any time and ServerProcess
>         # won't be aware of them (since the actual tool didn't crash, just a subprocess)
>         # we record the crashed subprocess name here.
>@@ -182,6 +182,7 @@ class Driver(object):
>         """
>         start_time = time.time()
>         self.start(driver_input.should_run_pixel_test, driver_input.args)
>+        self._server_process.clean()
>         test_begin_time = time.time()
>         self._driver_timed_out = False
>         self._crash_report_from_driver = None
>@@ -327,7 +328,7 @@ class Driver(object):
> 
>     def _setup_environ_for_driver(self, environment):
>         build_root_path = str(self._port._build_path())
>-        # FIXME: DYLD_* variables should be Mac-only. Even iOS Simulator doesn't need them, as LayoutTestRelay is a host binary.
>+        # FIXME: DYLD_* variables should be Mac-only. iOS simulators should include them in it's app bundle.
>         self._append_environment_variable_path(environment, 'DYLD_LIBRARY_PATH', build_root_path)
>         self._append_environment_variable_path(environment, '__XPC_DYLD_LIBRARY_PATH', build_root_path)
>         self._append_environment_variable_path(environment, 'DYLD_FRAMEWORK_PATH', build_root_path)
>@@ -610,24 +611,20 @@ class Driver(object):
> 
> 
> # FIXME: this should be abstracted out via the Port subclass somehow.
>-class IOSSimulatorDriver(Driver):
>+class DeviceDriver(Driver):
>     def cmd_line(self, pixel_tests, per_test_args):
>-        cmd = super(IOSSimulatorDriver, self).cmd_line(pixel_tests, per_test_args)
>-        relay_tool = self._port.relay_path
>+        cmd = super(DeviceDriver, self).cmd_line(pixel_tests, per_test_args)
>+        relay_tool = 'run-on-device'
>         dump_tool = cmd[0]
>         dump_tool_args = cmd[1:]
>         product_dir = self._port._build_path()
>-        relay_args = [
>-            '-developerDir', self._port.developer_dir,
>-            '-udid', self._port.device_id_for_worker_number(self._worker_number),
>-            '-productDir', product_dir,
>-            '-app', dump_tool,
>-        ]
>-        return [relay_tool] + relay_args + ['--'] + dump_tool_args
>+
>+        relay_args = [self._port.device_id_for_worker_number(self._worker_number), dump_tool]
>+        return [relay_tool] + relay_args + dump_tool_args
> 
>     def _setup_environ_for_driver(self, environment):
>         environment['DEVELOPER_DIR'] = self._port.developer_dir
>-        return super(IOSSimulatorDriver, self)._setup_environ_for_driver(environment)
>+        return super(DeviceDriver, self)._setup_environ_for_driver(environment)
> 
> 
> class ContentBlock(object):
>Index: Tools/Scripts/webkitpy/port/ios.py
>===================================================================
>--- Tools/Scripts/webkitpy/port/ios.py	(revision 209886)
>+++ Tools/Scripts/webkitpy/port/ios.py	(working copy)
>@@ -34,14 +34,108 @@ from webkitpy.layout_tests.models.test_c
> from webkitpy.port import config as port_config
> from webkitpy.port import driver, image_diff
> from webkitpy.port.darwin import DarwinPort
>-from webkitpy.xcode.simulator import Simulator, Runtime, DeviceType
>+from webkitpy.xcode.simulator import Simulator, Runtime, DeviceType, Device
> from webkitpy.common.system.crashlogs import CrashLogs
> 
>-
> _log = logging.getLogger(__name__)
> 
> 
>-class IOSPort(DarwinPort):
>+class IOSBase(DarwinPort):
>+
>+    SUBPROCESS_CRASH_REGEX = re.compile('#CRASHED - (?P<subprocess_name>\S+) $pid (?P<subprocess_pid>\d+)$')
>+
>+    def __init__(self, host, port_name, **kwargs):
>+        DarwinPort.__init__(self, host, port_name, **kwargs)
>+        self._printing_cmd_line = False
>+
>+    def driver_name(self):
>+        if self.get_option('driver_name'):
>+            return self.get_option('driver_name')
>+        if self.get_option('webkit_test_runner'):
>+            return 'WebKitTestRunnerApp.app'
>+        return 'DumpRenderTree.app'
>+
>+    def _get_crash_log(self, name, pid, stdout, stderr, newer_than, time_fn=time.time, sleep_fn=time.sleep, wait_for_log=True):
>+        time_fn = time_fn or time.time
>+        sleep_fn = sleep_fn or time.sleep
>+
>+        # FIXME: We should collect the actual crash log for DumpRenderTree.app because it includes more
>+        # information (e.g. exception codes) than is available in the stack trace written to standard error.
>+        stderr_lines = []
>+        crashed_subprocess_name_and_pid = None  # e.g. ('DumpRenderTree.app', 1234)
>+        for line in (stderr or '').splitlines():
>+            if not crashed_subprocess_name_and_pid:
>+                match = self.SUBPROCESS_CRASH_REGEX.match(line)
>+                if match:
>+                    crashed_subprocess_name_and_pid = (match.group('subprocess_name'), int(match.group('subprocess_pid')))
>+                    continue
>+            stderr_lines.append(line)
>+
>+        if crashed_subprocess_name_and_pid:
>+            return self._get_crash_log(crashed_subprocess_name_and_pid[0], crashed_subprocess_name_and_pid[1], stdout,
>+                '\n'.join(stderr_lines), newer_than, time_fn, sleep_fn, wait_for_log)
>+
>+        _log.debug('looking for crash log for %s:%s' % (name, str(pid)))
>+        crash_log = ''
>+        crash_logs = CrashLogs(self.host)
>+        now = time_fn()
>+        deadline = now + 5 * int(self.get_option('child_processes', 1))
>+        while not crash_log and now <= deadline:
>+            crash_log = crash_logs.find_newest_log(name, pid, include_errors=True, newer_than=newer_than)
>+            if not wait_for_log:
>+                break
>+            if not crash_log or not [line for line in crash_log.splitlines() if not line.startswith('ERROR')]:
>+                sleep_fn(0.1)
>+                now = time_fn()
>+
>+        if not crash_log:
>+            return stderr, None
>+        return stderr, crash_log
>+
>+    def _testing_device(self, number):
>+        return None
>+
>+    def device_id_for_worker_number(self, number):
>+        if self._printing_cmd_line or not self._testing_device(number):
>+            return '<dummy id>'
>+        return self._testing_device(number).udid
>+
>+    def _driver_class(self):
>+        return driver.DeviceDriver
>+
>+    def deviceDefined(self):
>+        return True
>+
>+    def _devicePing(self, device):
>+        return False
>+
>+    def _deviceInstall(self, device, app):
>+        return False
>+
>+    def _deviceRun(self, cmd, envi=None):
>+        return None
>+
>+    def _deviceKill(self, device, app):
>+        return False
>+
>+    def runOnDevice(self, cmd, envi=None):
>+        if not cmd:
>+            return None
>+        if cmd[0] == 'ping':
>+            if len(cmd) >= 2:
>+                return self._devicePing(cmd[1])
>+            else:
>+                return self._devicePing(None)
>+        elif cmd[0] == 'run':
>+            return self._deviceRun(cmd[1:], envi)
>+        elif cmd[0] == 'install':
>+            return self._deviceInstall(cmd[1], cmd[2])
>+        elif cmd[0] == 'kill':
>+            return self._deviceKill(cmd[1], cmd[2])
>+        return None
>+
>+
>+class IOSPort(IOSBase):
>     port_name = "ios"
> 
>     ARCHITECTURES = ['armv7', 'armv7s', 'arm64']
>@@ -66,7 +160,7 @@ class IOSPort(DarwinPort):
>         return 'ios'
> 
> 
>-class IOSSimulatorPort(DarwinPort):
>+class IOSSimulatorPort(IOSBase):
>     port_name = "ios-simulator"
> 
>     FUTURE_VERSION = 'future'
>@@ -78,7 +172,6 @@ class IOSSimulatorPort(DarwinPort):
>     SDK = 'iphonesimulator'
> 
>     SIMULATOR_BUNDLE_ID = 'com.apple.iphonesimulator'
>-    relay_name = 'LayoutTestRelay'
>     SIMULATOR_DIRECTORY = "/tmp/WebKitTestingSimulators/"
>     LSREGISTER_PATH = "/System/Library/Frameworks/CoreServices.framework/Frameworks/LaunchServices.framework/Versions/Current/Support/lsregister"
>     PROCESS_COUNT_ESTIMATE_PER_SIMULATOR_INSTANCE = 100
>@@ -96,10 +189,9 @@ class IOSSimulatorPort(DarwinPort):
>     }
> 
>     def __init__(self, host, port_name, **kwargs):
>-        DarwinPort.__init__(self, host, port_name, **kwargs)
>+        IOSBase.__init__(self, host, port_name, **kwargs)
> 
>         optional_device_class = self.get_option('device_class')
>-        self._printing_cmd_line = False
>         self._device_class = optional_device_class if optional_device_class else self.DEFAULT_DEVICE_CLASS
>         _log.debug('IOSSimulatorPort _device_class is %s', self._device_class)
> 
>@@ -148,16 +240,6 @@ class IOSSimulatorPort(DarwinPort):
>             device_type = DeviceType.from_name(device_name)
>         return device_type
> 
>-    @property
>-    @memoized
>-    def relay_path(self):
>-        if self._root_was_set:
>-            path = self._filesystem.abspath(self.get_option('root'))
>-        else:
>-            mac_config = port_config.Config(self._executive, self._filesystem, 'mac')
>-            path = mac_config.build_directory(self.get_option('configuration'))
>-        return self._filesystem.join(path, self.relay_name)
>-
>     @memoized
>     def child_processes(self):
>         return int(self.get_option('child_processes'))
>@@ -182,75 +264,12 @@ class IOSSimulatorPort(DarwinPort):
> 
>         return min(maximum_simulator_count_on_this_system, best_child_process_count_for_cpu)
> 
>-    def _check_relay(self):
>-        if not self._filesystem.exists(self.relay_path):
>-            _log.error("%s was not found at %s" % (self.relay_name, self.relay_path))
>-            return False
>-        return True
>-
>     def _check_port_build(self):
>-        if not self._root_was_set and self.get_option('build') and not self._build_relay():
>-            return False
>-        if not self._check_relay():
>-            return False
>-        return True
>-
>-    def _get_crash_log(self, name, pid, stdout, stderr, newer_than, time_fn=time.time, sleep_fn=time.sleep, wait_for_log=True):
>-        time_fn = time_fn or time.time
>-        sleep_fn = sleep_fn or time.sleep
>-
>-        # FIXME: We should collect the actual crash log for DumpRenderTree.app because it includes more
>-        # information (e.g. exception codes) than is available in the stack trace written to standard error.
>-        stderr_lines = []
>-        crashed_subprocess_name_and_pid = None  # e.g. ('DumpRenderTree.app', 1234)
>-        for line in (stderr or '').splitlines():
>-            if not crashed_subprocess_name_and_pid:
>-                match = self.SUBPROCESS_CRASH_REGEX.match(line)
>-                if match:
>-                    crashed_subprocess_name_and_pid = (match.group('subprocess_name'), int(match.group('subprocess_pid')))
>-                    continue
>-            stderr_lines.append(line)
>-
>-        if crashed_subprocess_name_and_pid:
>-            return self._get_crash_log(crashed_subprocess_name_and_pid[0], crashed_subprocess_name_and_pid[1], stdout,
>-                '\n'.join(stderr_lines), newer_than, time_fn, sleep_fn, wait_for_log)
>-
>-        # LayoutTestRelay crashed
>-        _log.debug('looking for crash log for %s:%s' % (name, str(pid)))
>-        crash_log = ''
>-        crash_logs = CrashLogs(self.host)
>-        now = time_fn()
>-        deadline = now + 5 * int(self.get_option('child_processes', 1))
>-        while not crash_log and now <= deadline:
>-            crash_log = crash_logs.find_newest_log(name, pid, include_errors=True, newer_than=newer_than)
>-            if not wait_for_log:
>-                break
>-            if not crash_log or not [line for line in crash_log.splitlines() if not line.startswith('ERROR')]:
>-                sleep_fn(0.1)
>-                now = time_fn()
>-
>-        if not crash_log:
>-            return stderr, None
>-        return stderr, crash_log
>-
>-    def _build_relay(self):
>-        environment = self.host.copy_current_environment()
>-        environment.disable_gcc_smartquotes()
>-        env = environment.to_dictionary()
>-
>-        try:
>-            # FIXME: We should be passing _arguments_for_configuration(), which respects build configuration and port,
>-            # instead of hardcoding --ios-simulator.
>-            self._run_script("build-layouttestrelay", args=["--ios-simulator"], env=env)
>-        except ScriptError, e:
>-            _log.error(e.message_with_output(output_limit=None))
>-            return False
>         return True
> 
>     def _build_driver(self):
>         built_tool = super(IOSSimulatorPort, self)._build_driver()
>-        built_relay = self._build_relay()
>-        return built_tool and built_relay
>+        return built_tool
> 
>     def _build_driver_flags(self):
>         archs = ['ARCHS=i386'] if self.architecture() == 'x86' else []
>@@ -264,9 +283,6 @@ class IOSSimulatorPort(DarwinPort):
>                 configurations.append(TestConfiguration(version=self._version, architecture=architecture, build_type=build_type))
>         return configurations
> 
>-    def _driver_class(self):
>-        return driver.IOSSimulatorDriver
>-
>     def default_baseline_search_path(self):
>         if self.get_option('webkit_test_runner'):
>             fallback_names = [self._wk2_port_name()] + [self.port_name] + ['wk2']
>@@ -399,8 +415,6 @@ class IOSSimulatorPort(DarwinPort):
>             return False
>         return super(IOSSimulatorPort, self).check_sys_deps(needs_http)
> 
>-    SUBPROCESS_CRASH_REGEX = re.compile('#CRASHED - (?P<subprocess_name>\S+) $pid (?P<subprocess_pid>\d+)$')
>-
>     def _using_dedicated_simulators(self):
>         return self.get_option('dedicated_simulators')
> 
>@@ -475,3 +489,57 @@ class IOSSimulatorPort(DarwinPort):
>         subprocess.check_output(["install_name_tool", "-add_rpath", self.developer_dir + "/../Frameworks/", destination + "/Contents/MacOS/Simulator"])
>         subprocess.check_output(["codesign", "-fs", "-", destination])
>         subprocess.check_output([self.LSREGISTER_PATH, "-f", destination])
>+
>+    def _devicePing(self, device):
>+        data = self._executive.run_command(['xcrun', 'simctl', 'list'])
>+        if device and device + ') (Booted)' in data:
>+            return True
>+        return False
>+
>+    def _deviceInstall(self, device, app):
>+        if not self._devicePing(device):
>+            return False
>+        return not self._executive.run_command([
>+            'xcrun',
>+            'simctl',
>+            'install',
>+            device,
>+            app,
>+        ], return_exit_code=True)
>+
>+    def _deviceRun(self, cmd, envi=None):
>+        if not self._devicePing(cmd[0]):
>+            return False
>+        appid = self.extractBundleID(cmd[1])
>+        if not appid:
>+            return False
>+        self._deviceKill(cmd[0], cmd[1])
>+
>+        transferedEnvironment = {}
>+        for value in envi:
>+            if not "SIMCTL_CHILD_" in value:
>+                transferedEnvironment['SIMCTL_CHILD_' + value] = envi[value]
>+            transferedEnvironment[value] = envi[value]
>+
>+        return not self._executive.run_command([
>+            'xcrun',
>+            'simctl',
>+            'launch',
>+            cmd[0],
>+            appid,
>+        ] + cmd[2:],
>+        env=transferedEnvironment,
>+        return_exit_code=True)
>+        return True
>+
>+    def _deviceKill(self, device, app):
>+        addid = self.extractBundleID(app)
>+        if not addid:
>+            return False
>+        return not self._executive.run_command([
>+            'xcrun',
>+            'simctl',
>+            'terminate',
>+            device,
>+            addid,
>+        ], return_exit_code=True)
>Index: Tools/Scripts/webkitpy/port/ios_unittest.py
>===================================================================
>--- Tools/Scripts/webkitpy/port/ios_unittest.py	(revision 209886)
>+++ Tools/Scripts/webkitpy/port/ios_unittest.py	(working copy)
>@@ -22,8 +22,9 @@
> 
> import time
> 
>+from webkitpy.port.ios import IOSPort
> from webkitpy.port.ios import IOSSimulatorPort
>-from webkitpy.port import darwin_testcase
>+from webkitpy.port import iosbase_testcase
> from webkitpy.common.system.filesystem_mock import MockFileSystem
> from webkitpy.common.system.outputcapture import OutputCapture
> from webkitpy.tool.mocktool import MockOptions
>@@ -31,7 +32,20 @@ from webkitpy.common.system.executive_mo
> from webkitpy.common.system.systemhost_mock import MockSystemHost
> 
> 
>-class iosTest(darwin_testcase.DarwinTest):
>+class IOSTest(iosbase_testcase.IOSBaseTest):
>+    os_name = 'ios'
>+    os_version = ''
>+    port_name = 'ios'
>+    port_maker = IOSPort
>+    is_simulator = False
>+
>+    def make_port(self, host=None, port_name=None, options=None, os_name=None, os_version=None, **kwargs):
>+        port = super(IOSTest, self).make_port(host=host, port_name=port_name, options=options, os_name=os_name, s_version=os_version, kwargs=kwargs)
>+        port.set_option('child_processes', 1)
>+        return port
>+
>+
>+class IOSSimulatorTest(iosbase_testcase.IOSBaseTest):
>     os_name = 'ios-simulator'
>     os_version = ''
>     port_name = 'ios-simulator'
>@@ -39,7 +53,7 @@ class iosTest(darwin_testcase.DarwinTest
>     is_simulator = True
> 
>     def make_port(self, host=None, port_name=None, options=None, os_name=None, os_version=None, **kwargs):
>-        port = super(iosTest, self).make_port(host=host, port_name=port_name, options=options, os_name=os_name, s_version=os_version, kwargs=kwargs)
>+        port = super(IOSSimulatorTest, self).make_port(host=host, port_name=port_name, options=options, os_name=os_name, s_version=os_version, kwargs=kwargs)
>         port.set_option('child_processes', 1)
>         return port
> 
>@@ -53,14 +67,6 @@ class iosTest(darwin_testcase.DarwinTest
>     def test_operating_system(self):
>         self.assertEqual('ios-simulator', self.make_port().operating_system())
> 
>-    def test_get_crash_log(self):
>-        # Mac crash logs are tested elsewhere, so here we just make sure we don't crash.
>-        def fake_time_cb():
>-            times = [0, 20, 40]
>-            return lambda: times.pop(0)
>-        port = self.make_port(port_name='ios-simulator')
>-        port._get_crash_log('DumpRenderTree', 1234, None, None, time.time(), wait_for_log=False)
>-
>     def test_32bit(self):
>         port = self.make_port(options=MockOptions(architecture='x86'))
> 
>@@ -70,7 +76,7 @@ class iosTest(darwin_testcase.DarwinTest
>         port._run_script = run_script
>         self.assertEqual(port.architecture(), 'x86')
>         port._build_driver()
>-        self.assertEqual(self.args, ['--ios-simulator'])
>+        self.assertEqual(self.args, ['ARCHS=i386', '--sdk', 'iphonesimulator'])
> 
>     def test_64bit(self):
>         # Apple Mac port is 64-bit by default
>@@ -82,7 +88,7 @@ class iosTest(darwin_testcase.DarwinTest
> 
>         port._run_script = run_script
>         port._build_driver()
>-        self.assertEqual(self.args, ['--ios-simulator'])
>+        self.assertEqual(self.args, ['--sdk', 'iphonesimulator'])
> 
>     def test_sdk_name(self):
>         port = self.make_port()
>@@ -97,3 +103,7 @@ class iosTest(darwin_testcase.DarwinTest
>         port._executive = MockExecutive2(run_command_fn=throwing_run_command)
>         expected_stdout = "['xcrun', '--sdk', 'iphonesimulator', '-find', 'test']\n"
>         OutputCapture().assert_outputs(self, port.xcrun_find, args=['test', 'falling'], expected_stdout=expected_stdout)
>+
>+    def test_ping(self):
>+        port = self.make_port()
>+        self.assertFalse(port.runOnDevice(['ping', '<devid>']))
>Index: Tools/Scripts/webkitpy/port/iosbase_testcase.py
>===================================================================
>--- Tools/Scripts/webkitpy/port/iosbase_testcase.py	(nonexistent)
>+++ Tools/Scripts/webkitpy/port/iosbase_testcase.py	(working copy)
>@@ -0,0 +1,40 @@
>+# Copyright (C) 2014-2016 Apple Inc. All rights reserved.
>+#
>+# Redistribution and use in source and binary forms, with or without
>+# modification, are permitted provided that the following conditions
>+# are met:
>+# 1.  Redistributions of source code must retain the above copyright
>+#     notice, this list of conditions and the following disclaimer.
>+# 2.  Redistributions in binary form must reproduce the above copyright
>+#     notice, this list of conditions and the following disclaimer in the
>+#     documentation and/or other materials provided with the distribution.
>+#
>+# THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND
>+# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
>+# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
>+# DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR
>+# ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
>+# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
>+# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
>+# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
>+# OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
>+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
>+
>+import time
>+
>+from webkitpy.port import darwin_testcase
>+
>+
>+class IOSBaseTest(darwin_testcase.DarwinTest):
>+
>+    def test_deviceFlag(self):
>+        port = self.make_port()
>+        self.assertTrue(port.deviceDefined())
>+
>+    def test_get_crash_log(self):
>+        # Mac crash logs are tested elsewhere, so here we just make sure we don't crash.
>+        def fake_time_cb():
>+            times = [0, 20, 40]
>+            return lambda: times.pop(0)
>+        port = self.make_port(port_name='ios-simulator')
>+        port._get_crash_log('DumpRenderTree', 1234, None, None, time.time(), wait_for_log=False)
>Index: Tools/Scripts/webkitpy/port/server_process.py
>===================================================================
>--- Tools/Scripts/webkitpy/port/server_process.py	(revision 209886)
>+++ Tools/Scripts/webkitpy/port/server_process.py	(working copy)
>@@ -1,3 +1,4 @@
>+# Copyright (C) 2016 Apple Inc. All rights reserved.
> # Copyright (C) 2010 Google Inc. All rights reserved.
> #
> # Redistribution and use in source and binary forms, with or without
>@@ -30,10 +31,13 @@
> 
> import errno
> import logging
>+import multiprocessing
> import signal
> import sys
> import time
> 
>+from webkitpy.common.ipc_pipe import ProcessPipe, UnixPipe
>+
> # Note that although win32 python does provide an implementation of
> # the win32 select API, it only works on sockets, and not on the named pipes
> # used by subprocess, so we have to use the native APIs directly.
>@@ -71,32 +75,25 @@ class ServerProcess(object):
>         self._host = self._port.host
>         self._pid = None
>         self._reset()
>-
>-        # See comment in imports for why we need the win32 APIs and can't just use select.
>-        # FIXME: there should be a way to get win32 vs. cygwin from platforminfo.
>+        self._pipe = None
>         self._use_win32_apis = sys.platform.startswith('win')
> 
>+        if "run-on-device" == self._cmd[0]:
>+            self._port.runOnDevice(['install', self._cmd[1], self._cmd[2]])
>+
>     def name(self):
>         return self._name
> 
>     def pid(self):
>         return self._pid
> 
>+    def clean(self):
>+        self._pipe.clean()
>+
>     def _reset(self):
>-        if getattr(self, '_proc', None):
>-            if self._proc.stdin:
>-                self._proc.stdin.close()
>-                self._proc.stdin = None
>-            if self._proc.stdout:
>-                self._proc.stdout.close()
>-                self._proc.stdout = None
>-            if self._proc.stderr:
>-                self._proc.stderr.close()
>-                self._proc.stderr = None
>-
>-        self._proc = None
>-        self._output = str()  # bytesarray() once we require Python 2.6
>-        self._error = str()  # bytesarray() once we require Python 2.6
>+        self._pipe = None
>+        self._pid = None
>+
>         self._crashed = False
>         self.timed_out = False
> 
>@@ -104,75 +101,85 @@ class ServerProcess(object):
>         return self._name
> 
>     def _start(self):
>-        if self._proc:
>+        self._pid = None
>+        if self._pipe:
>             raise ValueError("%s already running" % self._name)
>         self._reset()
>-        # close_fds is a workaround for http://bugs.python.org/issue2320
>-        close_fds = not self._host.platform.is_win()
>-        self._proc = self._host.executive.popen(self._cmd, stdin=self._host.executive.PIPE,
>-            stdout=self._host.executive.PIPE,
>-            stderr=self._host.executive.PIPE,
>-            close_fds=close_fds,
>-            env=self._env,
>-            universal_newlines=self._universal_newlines)
>-        self._pid = self._proc.pid
>-        self._port.find_system_pid(self.name(), self._pid)
>-        fd = self._proc.stdout.fileno()
>-        if not self._use_win32_apis:
>-            fl = fcntl.fcntl(fd, fcntl.F_GETFL)
>-            fcntl.fcntl(fd, fcntl.F_SETFL, fl | os.O_NONBLOCK)
>-            fd = self._proc.stderr.fileno()
>-            fl = fcntl.fcntl(fd, fcntl.F_GETFL)
>-            fcntl.fcntl(fd, fcntl.F_SETFL, fl | os.O_NONBLOCK)
>-
>-    def _handle_possible_interrupt(self):
>-        """This routine checks to see if the process crashed or exited
>-        because of a keyboard interrupt and raises KeyboardInterrupt
>-        accordingly."""
>-        # FIXME: Linux and Mac set the returncode to -signal.SIGINT if a
>-        # subprocess is killed with a ctrl^C.  Previous comments in this
>-        # routine said that supposedly Windows returns 0xc000001d, but that's not what
>-        # -1073741510 evaluates to. Figure out what the right value is
>-        # for win32 and cygwin here ...
>-        if self._proc.returncode in (-1073741510, -signal.SIGINT):
>-            raise KeyboardInterrupt
>+
>+        if "run-on-device" == self._cmd[0]:
>+            self._env['IPC_IDENTIFIER'] = self._port.extractBundleID(self._cmd[2]) + "-" + self._cmd[1]
>+            file_location = '/tmp/' + self._env['IPC_IDENTIFIER']
>+            self._pipe = UnixPipe(file_location + '_IN', file_location + '_OUT', file_location + '_ERROR')
>+            self._port.runOnDevice(['run'] + self._cmd[1:], self._env)
>+            self._pipe.connect()
>+            if self._pipe.isConnected():
>+                pid = self.read_stderr_line(time.time() + 1.0)
>+                if pid:
>+                    self._pid = int(pid[6:-1])
>+                else:
>+                    _log.debug('No pid received from Unix-pipe based client')
>+                    self._crashed = True
>+            else:
>+                _log.debug('Failed to connect to launching app')
>+                self._crashed = True
>+
>+        else:
>+            self._pipe = ProcessPipe(self._port, self._cmd, self._env, self._universal_newlines)
>+            self._pid = self._pipe.pid()
>+
>+        if not self.poll():
>+            self._port.find_system_pid(self.name(), self.pid())
> 
>     def poll(self):
>         """Check to see if the underlying process is running; returns None
>         if it still is (wrapper around subprocess.poll)."""
>-        if self._proc:
>-            return self._proc.poll()
>-        return None
>+        if self._pipe and self._pipe.isConnected():
>+            return None
>+        return True
> 
>     def write(self, bytes, ignore_crash=False):
>+
>         """Write a request to the subprocess. The subprocess is (re-)start()'ed
>         if is not already running."""
>-        if not self._proc:
>+        if not self._pipe:
>             self._start()
>-        try:
>-            self._proc.stdin.write(bytes)
>-        except IOError, e:
>-            self.stop(0.0)
>-            # stop() calls _reset(), so we have to set crashed to True after calling stop()
>-            # unless we already know that this is a timeout.
>+        success = False
>+        if self._pipe:
>+            success = self._pipe.send(bytes)
>+
>+        if not success:
>+            self.stop()
>             if not ignore_crash:
>                 _log.debug('This test marked as a crash because of a broken pipe when writing to stdin of the server process.')
>                 self._crashed = True
> 
>     def _pop_stdout_line_if_ready(self):
>-        index_after_newline = self._output.find('\n') + 1
>-        if index_after_newline > 0:
>-            return self._pop_output_bytes(index_after_newline)
>+        data = []
>+        if self._pipe:
>+            data = self._pipe.stdoutRead()
>+
>+        if data:
>+            return data
>         return None
> 
>     def _pop_stderr_line_if_ready(self):
>-        index_after_newline = self._error.find('\n') + 1
>-        if index_after_newline > 0:
>-            return self._pop_error_bytes(index_after_newline)
>+        data = []
>+        if self._pipe:
>+            data = self._pipe.stderrRead()
>+        if data:
>+            return data
>         return None
> 
>     def pop_all_buffered_stderr(self):
>-        return self._pop_error_bytes(len(self._error))
>+        _error = ""
>+        _current_error = []
>+        while True:
>+            if self._pipe:
>+                _current_error = self._pipe.stderrRead()
>+            if not _current_error:
>+                return _error
>+            else:
>+                _error = _error + _current_error + '\n'
> 
>     def read_stdout_line(self, deadline):
>         return self._read(deadline, self._pop_stdout_line_if_ready)
>@@ -191,7 +198,6 @@ class ServerProcess(object):
>             return None  # Instructs the caller to keep waiting.
> 
>         return_value = self._read(deadline, retrieve_bytes_from_buffers)
>-        # FIXME: This is a bit of a hack around the fact that _read normally only returns one value, but this caller wants it to return two.
>         if return_value is None:
>             return None, None
>         return return_value
>@@ -201,117 +207,25 @@ class ServerProcess(object):
>             raise ValueError('ServerProcess.read() called with a non-positive size: %d ' % size)
> 
>         def retrieve_bytes_from_stdout_buffer():
>-            if len(self._output) >= size:
>-                return self._pop_output_bytes(size)
>+            if self._pipe:
>+                return self._pipe.readBlockStdout(size)
>             return None
> 
>         return self._read(deadline, retrieve_bytes_from_stdout_buffer)
> 
>-    def _log(self, message):
>-        # This is a bit of a hack, but we first log a blank line to avoid
>-        # messing up the master process's output.
>-        _log.info('')
>-        _log.info(message)
>-
>     def _handle_timeout(self):
>         self.timed_out = True
>         if self._port.get_option("sample_on_timeout"):
>             self._port.sample_process(self._name, self._proc.pid)
> 
>-    def _split_string_after_index(self, string, index):
>-        return string[:index], string[index:]
>-
>-    def _pop_output_bytes(self, bytes_count):
>-        output, self._output = self._split_string_after_index(self._output, bytes_count)
>-        return output
>-
>-    def _pop_error_bytes(self, bytes_count):
>-        output, self._error = self._split_string_after_index(self._error, bytes_count)
>-        return output
>-
>-    def _wait_for_data_and_update_buffers_using_select(self, deadline, stopping=False):
>-        if self._proc.stdout.closed or self._proc.stderr.closed:
>-            # If the process crashed and is using FIFOs, like Chromium Android, the
>-            # stdout and stderr pipes will be closed.
>-            return
>-
>-        out_fd = self._proc.stdout.fileno()
>-        err_fd = self._proc.stderr.fileno()
>-        select_fds = (out_fd, err_fd)
>-        try:
>-            read_fds, _, _ = select.select(select_fds, [], select_fds, max(deadline - time.time(), 0))
>-        except select.error, e:
>-            # We can ignore EINVAL since it's likely the process just crashed and we'll
>-            # figure that out the next time through the loop in _read().
>-            if e.args[0] == errno.EINVAL:
>-                return
>-            raise
>-
>-        try:
>-            # Note that we may get no data during read() even though
>-            # select says we got something; see the select() man page
>-            # on linux. I don't know if this happens on Mac OS and
>-            # other Unixen as well, but we don't bother special-casing
>-            # Linux because it's relatively harmless either way.
>-            if out_fd in read_fds:
>-                data = self._proc.stdout.read()
>-                if not data and not stopping and (self._treat_no_data_as_crash or self._proc.poll()):
>-                    _log.debug('This test marked as a crash because of no data while reading stdout for the server process.')
>-                    self._crashed = True
>-                self._output += data
>-
>-            if err_fd in read_fds:
>-                data = self._proc.stderr.read()
>-                if not data and not stopping and (self._treat_no_data_as_crash or self._proc.poll()):
>-                    _log.debug('This test marked as a crash because of no data while reading stdout for the server process.')
>-                    self._crashed = True
>-                self._error += data
>-        except IOError, e:
>-            # We can ignore the IOErrors because we will detect if the subporcess crashed
>-            # the next time through the loop in _read()
>-            pass
>-
>-    def _wait_for_data_and_update_buffers_using_win32_apis(self, deadline):
>-        # See http://code.activestate.com/recipes/440554-module-to-allow-asynchronous-subprocess-use-on-win/
>-        # and http://docs.activestate.com/activepython/2.6/pywin32/modules.html
>-        # for documentation on all of these win32-specific modules.
>-        now = time.time()
>-        out_fh = msvcrt.get_osfhandle(self._proc.stdout.fileno())
>-        err_fh = msvcrt.get_osfhandle(self._proc.stderr.fileno())
>-        while (self._proc.poll() is None) and (now < deadline):
>-            output = self._non_blocking_read_win32(out_fh)
>-            error = self._non_blocking_read_win32(err_fh)
>-            if output or error:
>-                if output:
>-                    self._output += output
>-                if error:
>-                    self._error += error
>-                return
>-            time.sleep(0.01)
>-            now = time.time()
>-        return
>-
>-    def _non_blocking_read_win32(self, handle):
>-        try:
>-            _, avail, _ = win32pipe.PeekNamedPipe(handle, 0)
>-            if avail > 0:
>-                _, buf = win32file.ReadFile(handle, avail, None)
>-                return buf
>-        except Exception, e:
>-            if e[0] not in (109, errno.ESHUTDOWN):  # 109 == win32 ERROR_BROKEN_PIPE
>-                raise
>-        return None
>-
>     def has_crashed(self):
>         if not self._crashed and self.poll():
>             _log.debug('This test marked as a crash because of failure to poll the server process.')
>             self._crashed = True
>-            self._handle_possible_interrupt()
>+            if self._pipe:
>+                self._pipe.handle_interrupt()
>         return self._crashed
> 
>-    # This read function is a bit oddly-designed, as it polls both stdout and stderr, yet
>-    # only reads/returns from one of them (buffering both in local self._output/self._error).
>-    # It might be cleaner to pass in the file descriptor to poll instead.
>     def _read(self, deadline, fetch_bytes_from_buffers_callback):
>         while True:
>             if self.has_crashed():
>@@ -325,63 +239,36 @@ class ServerProcess(object):
>             if bytes is not None:
>                 return bytes
> 
>-            if self._use_win32_apis:
>-                self._wait_for_data_and_update_buffers_using_win32_apis(deadline)
>-            else:
>-                self._wait_for_data_and_update_buffers_using_select(deadline)
>-
>     def start(self):
>-        if not self._proc:
>+        if not self._pipe:
>             self._start()
> 
>     def stop(self, timeout_secs=3.0):
>-        if not self._proc:
>-            return (None, None)
>+        deadline = time.time() + timeout_secs
> 
>-        # Only bother to check for leaks or stderr if the process is still running.
>-        if self.poll() is None:
>-            self._port.check_for_leaks(self.name(), self.pid())
>-
>-        now = time.time()
>-        if self._proc.stdin:
>-            self._proc.stdin.close()
>-            self._proc.stdin = None
>-        killed = False
>-        if timeout_secs:
>-            deadline = now + timeout_secs
>-            while self._proc.poll() is None and time.time() < deadline:
>-                time.sleep(0.01)
>-            if self._proc.poll() is None:
>-                _log.warning('stopping %s(pid %d) timed out, killing it' % (self._name, self._proc.pid))
>-
>-        if self._proc.poll() is None:
>-            self._kill()
>-            killed = True
>-            _log.debug('killed pid %d' % self._proc.pid)
>-
>-        # read any remaining data on the pipes and return it.
>-        if not killed:
>-            if self._use_win32_apis:
>-                self._wait_for_data_and_update_buffers_using_win32_apis(now)
>-            else:
>-                self._wait_for_data_and_update_buffers_using_select(now, stopping=True)
>-        out, err = self._output, self._error
>+        out = []
>+        err = []
>+
>+        if self._pipe == None:
>+            return (out, err)
>+        if not self._pipe.isConnected():
>+            self._pipe.close()
>+            self._reset()
>+            return (out, err)
>+
>+        out = self._pipe.readBufferStdout()
>+        err = self._pipe.readBufferStderr()
>+
>+        while self._pipe.isConnected() and deadline > time.time():
>+            out = out + self._pipe.readBufferStdout()
>+            err = err + self._pipe.readBufferStderr()
>+
>+        if "run-on-device" == self._cmd[0]:
>+            self._port.runOnDevice(['kill', self._cmd[1], self._cmd[2]])
>+        self._pipe.close()
>         self._reset()
>         return (out, err)
> 
>     def kill(self):
>         self.stop(0.0)
> 
>-    def _kill(self):
>-        self._host.executive.kill_process(self._proc.pid)
>-        if self._proc.poll() is not None:
>-            self._proc.wait()
>-
>-    def replace_outputs(self, stdout, stderr):
>-        assert self._proc
>-        if stdout:
>-            self._proc.stdout.close()
>-            self._proc.stdout = stdout
>-        if stderr:
>-            self._proc.stderr.close()
>-            self._proc.stderr = stderr
>Index: Tools/Scripts/webkitpy/port/server_process_unittest.py
>===================================================================
>--- Tools/Scripts/webkitpy/port/server_process_unittest.py	(revision 209886)
>+++ Tools/Scripts/webkitpy/port/server_process_unittest.py	(working copy)
>@@ -1,3 +1,4 @@
>+# Copyright (C) 2016 Apple Inc. All rights reserved.
> # Copyright (C) 2011 Google Inc. All rights reserved.
> #
> # Redistribution and use in source and binary forms, with or without
>@@ -32,6 +33,7 @@ import unittest
> 
> from webkitpy.port.factory import PortFactory
> from webkitpy.port import server_process
>+from webkitpy.common.ipc_pipe_testcase import DummyProcessPipe
> from webkitpy.common.system.systemhost import SystemHost
> from webkitpy.common.system.systemhost_mock import MockSystemHost
> from webkitpy.common.system.outputcapture import OutputCapture
>@@ -53,48 +55,11 @@ class TrivialMockPort(object):
>         return 1
> 
> 
>-class MockFile(object):
>-    def __init__(self, server_process):
>-        self._server_process = server_process
>-        self.closed = False
>-
>-    def fileno(self):
>-        return 1
>-
>-    def write(self, line):
>-        self._server_process.broken_pipes.append(self)
>-        raise IOError
>-
>-    def read(self, size=0):
>-        # This means end of file
>-        return ''
>-
>-    def close(self):
>-        self.closed = True
>-
>-
>-class MockProc(object):
>-    def __init__(self, server_process):
>-        self.stdin = MockFile(server_process)
>-        self.stdout = MockFile(server_process)
>-        self.stderr = MockFile(server_process)
>-        self.pid = 1
>-
>-    def poll(self):
>-        return 1
>-
>-    def wait(self):
>-        return 0
>-
>-
> class FakeServerProcess(server_process.ServerProcess):
>     def _start(self):
>-        self._proc = MockProc(self)
>-        self.stdin = self._proc.stdin
>-        self.stdout = self._proc.stdout
>-        self.stderr = self._proc.stderr
>-        self._pid = self._proc.pid
>-        self.broken_pipes = []
>+        self._pipe = DummyProcessPipe(self._port, self._cmd, self._env, self._universal_newlines)
>+        self._pid = self._pipe.pid()
>+        self._pipe.connectedForTesting = False
> 
> 
> class TestServerProcess(unittest.TestCase):
>@@ -135,9 +100,7 @@ class TestServerProcess(unittest.TestCas
>         server_process = FakeServerProcess(port_obj=port_obj, name="test", cmd=["test"])
>         server_process._start()
>         server_process.stop()
>-        self.assertTrue(server_process.stdin.closed)
>-        self.assertTrue(server_process.stdout.closed)
>-        self.assertTrue(server_process.stderr.closed)
>+        self.assertIsNone(server_process._pipe)
> 
>     def test_broken_pipe(self):
>         port_obj = TrivialMockPort()
>@@ -146,13 +109,12 @@ class TestServerProcess(unittest.TestCas
>         server_process = FakeServerProcess(port_obj=port_obj, name="test", cmd=["test"])
>         server_process.write("should break")
>         self.assertTrue(server_process.has_crashed())
>-        self.assertIsNotNone(server_process.pid())
>-        self.assertIsNone(server_process._proc)
>-        self.assertEqual(server_process.broken_pipes, [server_process.stdin])
>+        self.assertIsNone(server_process._pipe)
>+        self.assertIsNone(server_process.pid())
> 
>         port_obj.host.platform.os_name = 'mac'
>         server_process = FakeServerProcess(port_obj=port_obj, name="test", cmd=["test"])
>         server_process.write("should break")
>         self.assertTrue(server_process.has_crashed())
>-        self.assertIsNone(server_process._proc)
>-        self.assertEqual(server_process.broken_pipes, [server_process.stdin])
>+        self.assertIsNone(server_process._pipe)
>+        self.assertIsNone(server_process.pid())
>Index: Tools/Scripts/webkitpy/style/checkers/python.py
>===================================================================
>--- Tools/Scripts/webkitpy/style/checkers/python.py	(revision 209886)
>+++ Tools/Scripts/webkitpy/style/checkers/python.py	(working copy)
>@@ -103,7 +103,7 @@ class Pylinter(object):
> 
>     def run(self, argv):
>         output = _FilteredStringIO(self.FALSE_POSITIVES)
>-        lint.Run(['--rcfile', self._pylintrc] + argv, reporter=ParseableTextReporter(output=output), exit=False)
>+        lint.Run(['--ignored-classes=_socketobject', '--rcfile', self._pylintrc] + argv, reporter=ParseableTextReporter(output=output), exit=False)
>         return output
> 
> 
>Index: Tools/TestRunnerShared/unixLoggingPipes.h
>===================================================================
>--- Tools/TestRunnerShared/unixLoggingPipes.h	(nonexistent)
>+++ Tools/TestRunnerShared/unixLoggingPipes.h	(working copy)
>@@ -0,0 +1,36 @@
>+/*
>+ * Copyright (C) 2016 Apple Inc. All rights reserved.
>+ *
>+ * Redistribution and use in source and binary forms, with or without
>+ * modification, are permitted provided that the following conditions
>+ * are met:
>+ *
>+ * 1.  Redistributions of source code must retain the above copyright
>+ *     notice, this list of conditions and the following disclaimer. 
>+ * 2.  Redistributions in binary form must reproduce the above copyright
>+ *     notice, this list of conditions and the following disclaimer in the
>+ *     documentation and/or other materials provided with the distribution. 
>+ * 3.  Neither the name of Apple Inc. ("Apple") nor the names of
>+ *     its contributors may be used to endorse or promote products derived
>+ *     from this software without specific prior written permission. 
>+ *
>+ * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
>+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
>+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
>+ * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
>+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
>+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
>+    * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
>+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
>+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
>+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
>+ */
>+
>+#pragma once
>+
>+namespace WTR {
>+
>+void setupUnixLoggingPipes();
>+void teardownUnixLoggingPipes();
>+
>+}
>Index: Tools/TestRunnerShared/unixLoggingPipes.mm
>===================================================================
>--- Tools/TestRunnerShared/unixLoggingPipes.mm	(nonexistent)
>+++ Tools/TestRunnerShared/unixLoggingPipes.mm	(working copy)
>@@ -0,0 +1,90 @@
>+/*
>+ * Copyright (C) 2016 Apple Inc. All rights reserved.
>+ *
>+ * Redistribution and use in source and binary forms, with or without
>+ * modification, are permitted provided that the following conditions
>+ * are met:
>+ *
>+ * 1.  Redistributions of source code must retain the above copyright
>+ *     notice, this list of conditions and the following disclaimer. 
>+ * 2.  Redistributions in binary form must reproduce the above copyright
>+ *     notice, this list of conditions and the following disclaimer in the
>+ *     documentation and/or other materials provided with the distribution. 
>+ * 3.  Neither the name of Apple Inc. ("Apple") nor the names of
>+ *     its contributors may be used to endorse or promote products derived
>+ *     from this software without specific prior written permission. 
>+ *
>+ * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
>+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
>+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
>+ * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
>+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
>+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
>+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
>+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
>+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
>+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
>+ */
>+
>+#import "config.h"
>+#import "unixLoggingPipes.h"
>+
>+#import <netdb.h>
>+#import <sys/un.h>
>+
>+namespace WTR {
>+
>+static const int STDIN_INDEX = 0;
>+static const int STDOUT_INDEX = 1;
>+static const int STDERR_INDEX = 2;
>+static const int NUM_SOCKETS = 3;
>+    
>+static int sockets[NUM_SOCKETS];
>+static struct sockaddr_un address[NUM_SOCKETS];
>+static FILE* oldFiles[NUM_SOCKETS];
>+static FILE** files[NUM_SOCKETS];
>+
>+void setupUnixLoggingPipes()
>+{
>+    const char* identifier = getenv("IPC_IDENTIFIER");
>+    const char *socketPaths[3];
>+    socketPaths[STDIN_INDEX] = [[NSString stringWithFormat:@"/tmp/%s_IN", identifier] UTF8String];
>+    socketPaths[STDOUT_INDEX] = [[NSString stringWithFormat:@"/tmp/%s_OUT", identifier] UTF8String];
>+    socketPaths[STDERR_INDEX] = [[NSString stringWithFormat:@"/tmp/%s_ERROR", identifier] UTF8String];
>+
>+    files[STDIN_INDEX] = &stdin;
>+    files[STDOUT_INDEX] = &stdout;
>+    files[STDERR_INDEX] = &stderr;
>+    
>+    for (int i = 0; i < NUM_SOCKETS; ++i) {
>+        sockets[i] = socket(AF_UNIX, SOCK_STREAM, 0);
>+        memset((char*) &address[i], 0, sizeof(address[i]));
>+        address[i].sun_family = AF_UNIX;
>+        strncpy(address[i].sun_path, socketPaths[i], sizeof(address[i].sun_path));
>+        
>+        if (::connect(sockets[i], (struct sockaddr*) &address[i], sizeof(address[i])) < 0)
>+            abort();
>+        oldFiles[i] = *files[i];
>+        fflush(oldFiles[i]);
>+        if (i == STDIN_INDEX)
>+            *files[i] = fdopen(sockets[i], "rb");
>+        else
>+            *files[i] = fdopen(sockets[i], "wb");
>+        setlinebuf(*files[i]);
>+    }
>+    fprintf(stderr, "#PID: %d\n", getpid());
>+}
>+
>+void teardownUnixLoggingPipes()
>+{
>+    for (int i = 0; i < NUM_SOCKETS; ++i) {
>+        fflush(*files[i]);
>+        fclose(*files[i]);
>+        
>+        shutdown(sockets[i], SHUT_RDWR);
>+        ::close(sockets[i]);
>+        *files[i] = oldFiles[i];
>+    }
>+}
>+
>+}
>Index: Tools/WebKitTestRunner/WebKitTestRunner.xcodeproj/project.pbxproj
>===================================================================
>--- Tools/WebKitTestRunner/WebKitTestRunner.xcodeproj/project.pbxproj	(revision 209886)
>+++ Tools/WebKitTestRunner/WebKitTestRunner.xcodeproj/project.pbxproj	(working copy)
>@@ -74,6 +74,7 @@
> 		2E63EDA11891B291002A7AFC /* AccessibilityUIElementIOS.mm in Sources */ = {isa = PBXBuildFile; fileRef = 2E63ED781891ACE9002A7AFC /* AccessibilityUIElementIOS.mm */; };
> 		2E63EDA61891BDC0002A7AFC /* TestRunner.cpp in Sources */ = {isa = PBXBuildFile; fileRef = BCC9981711D3F51E0017BCA2 /* TestRunner.cpp */; };
> 		2E749BF21891EBFA007FC175 /* EventSenderProxyIOS.mm in Sources */ = {isa = PBXBuildFile; fileRef = 2E63ED7A1891ACE9002A7AFC /* EventSenderProxyIOS.mm */; };
>+		31B09CC41E033530006F4E4D /* unixLoggingPipes.mm in Sources */ = {isa = PBXBuildFile; fileRef = 31B09CC31E033440006F4E4D /* unixLoggingPipes.mm */; };
> 		51058AD51D678820009A538C /* libWebCoreTestSupport.dylib in Frameworks */ = {isa = PBXBuildFile; fileRef = 41230E16138C78BF00BCCFCA /* libWebCoreTestSupport.dylib */; };
> 		51058AD61D678825009A538C /* WebKit.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 0F5169CA1445222D00E0A9D7 /* WebKit.framework */; };
> 		5641E2D014335E95008307E5 /* JSTextInputController.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 5641E2CE14335E95008307E5 /* JSTextInputController.cpp */; };
>@@ -256,6 +257,8 @@
> 		2EE52D161890A9FB0010ED21 /* mainIOS.mm */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.objcpp; name = mainIOS.mm; path = ../ios/mainIOS.mm; sourceTree = "<group>"; };
> 		3110BE0F15BA011400D216AC /* WebNotificationProvider.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = WebNotificationProvider.h; sourceTree = "<group>"; };
> 		3164C8EF15D1ADA100EF1FE0 /* WebNotificationProvider.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = WebNotificationProvider.cpp; sourceTree = "<group>"; };
>+		31B09CC21E033440006F4E4D /* unixLoggingPipes.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = unixLoggingPipes.h; path = ../TestRunnerShared/unixLoggingPipes.h; sourceTree = "<group>"; };
>+		31B09CC31E033440006F4E4D /* unixLoggingPipes.mm */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.objcpp; name = unixLoggingPipes.mm; path = ../TestRunnerShared/unixLoggingPipes.mm; sourceTree = "<group>"; };
> 		378D442213346D00006A777B /* config.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = config.h; sourceTree = "<group>"; };
> 		41230E16138C78BF00BCCFCA /* libWebCoreTestSupport.dylib */ = {isa = PBXFileReference; lastKnownFileType = "compiled.mach-o.dylib"; path = libWebCoreTestSupport.dylib; sourceTree = BUILT_PRODUCTS_DIR; };
> 		4181731B138AD39D0057AAA4 /* WebCoreTestSupport.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = WebCoreTestSupport.h; path = WebCoreTestSupport/WebCoreTestSupport.h; sourceTree = BUILT_PRODUCTS_DIR; };
>@@ -456,6 +459,8 @@
> 		0F18E71A1D6BC4BC0027E547 /* TestRunnerShared */ = {
> 			isa = PBXGroup;
> 			children = (
>+				31B09CC21E033440006F4E4D /* unixLoggingPipes.h */,
>+				31B09CC31E033440006F4E4D /* unixLoggingPipes.mm */,
> 				0F18E71B1D6BC4E60027E547 /* Bindings */,
> 				0F73B5471BA782FE004B3EF4 /* UIScriptContext */,
> 			);
>@@ -953,6 +958,7 @@
> 				2E749BF21891EBFA007FC175 /* EventSenderProxyIOS.mm in Sources */,
> 				0FEBF85A1BB61DF20028722D /* HIDEventGenerator.mm in Sources */,
> 				2E63ED941891ADAD002A7AFC /* mainIOS.mm in Sources */,
>+				31B09CC41E033530006F4E4D /* unixLoggingPipes.mm in Sources */,
> 				2E63ED911891ADAD002A7AFC /* PlatformWebViewIOS.mm in Sources */,
> 				2E63ED921891ADAD002A7AFC /* TestControllerIOS.mm in Sources */,
> 			);
>Index: Tools/WebKitTestRunner/ios/TestControllerIOS.mm
>===================================================================
>--- Tools/WebKitTestRunner/ios/TestControllerIOS.mm	(revision 209886)
>+++ Tools/WebKitTestRunner/ios/TestControllerIOS.mm	(working copy)
>@@ -26,11 +26,13 @@
> #import "config.h"
> #import "TestController.h"
> 
>+
> #import "PlatformWebView.h"
> #import "TestInvocation.h"
> #import "TestRunnerWKWebView.h"
> #import <Foundation/Foundation.h>
> #import <UIKit/UIKit.h>
>+#import "unixLoggingPipes.h"
> #import <WebKit/WKPreferencesRefPrivate.h>
> #import <WebKit/WKProcessPoolPrivate.h>
> #import <WebKit/WKStringCF.h>
>@@ -47,21 +49,12 @@ void TestController::notifyDone()
> 
> void TestController::platformInitialize()
> {
>-    const char* identifier = getenv("IPC_IDENTIFIER");
>-    const char *stdinPath = [[NSString stringWithFormat:@"/tmp/%s_IN", identifier] UTF8String];
>-    const char *stdoutPath = [[NSString stringWithFormat:@"/tmp/%s_OUT", identifier] UTF8String];
>-    const char *stderrPath = [[NSString stringWithFormat:@"/tmp/%s_ERROR", identifier] UTF8String];
>-
>-    int infd = open(stdinPath, O_RDWR);
>-    dup2(infd, STDIN_FILENO);
>-    int outfd = open(stdoutPath, O_RDWR);
>-    dup2(outfd, STDOUT_FILENO);
>-    int errfd = open(stderrPath, O_RDWR | O_NONBLOCK);
>-    dup2(errfd, STDERR_FILENO);
>+    setupUnixLoggingPipes();
> }
> 
> void TestController::platformDestroy()
> {
>+    teardownUnixLoggingPipes();
> }
> 
> void TestController::initializeInjectedBundlePath()

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Attachments on bug 165927: 297242 | 297244 | 297250 | 297325 | 297333 | 297341 | 298112 | 298113 | 298114 | 298480 | 298485 | 298790 | 298791 | 298792 | 298794 | 299251 | 299284 | 299554 | 299619 | 299846 | 299874 | 299965 | 299967 | 299984 | 300076 | 300113 | 300129 | 301048