Attachment 340213 Details for Bug 175569 – Patch

[patch] Patch

bug-175569-20180511145207.patch (text/plain), 183.43 KB, created by cvazac on 2018-05-11 12:52:09 PDT

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Creator: cvazac

Created: 2018-05-11 12:52:09 PDT

Size: 183.43 KB

patch

obsolete

>Subversion Revision: 231714
>diff --git a/Source/WebCore/ChangeLog b/Source/WebCore/ChangeLog
>index 20d7b2350c5c765b4dd77737b9802357ad28c7f9..68e7b36a09130e42688bf498297e4e66d1666504 100644
>--- a/Source/WebCore/ChangeLog
>+++ b/Source/WebCore/ChangeLog
>@@ -1,3 +1,54 @@
>+2018-05-11  Charles Vazac  <cvazac@gmail.com>
>+
>+        Add the PerformanceServerTiming Interface which makes Server-Timing header timing values available to JavaScript running in the browser.
>+        https://bugs.webkit.org/show_bug.cgi?id=175569
>+
>+        Reviewed by Youenn Fablet.
>+
>+        Tests were imported from web-platform-tests: WebKit/LayoutTests/imported/w3c/web-platform-tests/server-timing/*
>+
>+        * Sources.txt: Added references to HeaderFieldTokenizer.cpp, ServerTiming.cpp, and ServerTimingParser.cpp.
>+        * WebCore.xcodeproj/project.pbxproj: Added various files.
>+        * loader/HeaderFieldTokenizer.cpp: Added.
>+        (WebCore::HeaderFieldTokenizer::HeaderFieldTokenizer): Added class for tokenizing header values.
>+        (WebCore::HeaderFieldTokenizer::consume): Added method to consume a specified character.
>+        (WebCore::HeaderFieldTokenizer::consumeQuotedString): Added method to consume a quote-string.
>+        (WebCore::HeaderFieldTokenizer::consumeToken): Added a method to consume a token.
>+        (WebCore::HeaderFieldTokenizer::consumeTokenOrQuotedString): Added method to consume a quote-string or quote-string, depending on net character.
>+        (WebCore::HeaderFieldTokenizer::skipSpaces): Added method to skip whitespace.
>+        (WebCore::HeaderFieldTokenizer::consumeBeforeAnyCharMatch): Added method to advance the cursor up until any of a list of characters.
>+        * loader/HeaderFieldTokenizer.h: Added.
>+        * loader/HTTPHeaderField.cpp: Expose isTokenCharacter and isWhitespace.
>+        * loader/HTTPHeaderField.h: Expose isTokenCharacter and isWhitespace.
>+        * loader/PolicyChecker.cpp: Added #include so source compiled on my machine.
>+        * loader/ResourceTiming.cpp:
>+        (WebCore::ResourceTiming::ResourceTiming): Added call to initServerTiming to parse the header.
>+        (WebCore::ResourceTiming::initServerTiming): Added method to parse the header.
>+        (WebCore::ResourceTiming::populateServerTiming): Added method to populate the server timing entries on a PerformanceResourceTiming object.
>+        (WebCore::ResourceTiming::isolatedCopy const): Added code to copy over the server timing entries.
>+        * loader/ResourceTiming.h:
>+        (WebCore::ResourceTiming::ResourceTiming): Accept collection of server timing entries in c'tor.
>+        * loader/ServerTiming.cpp: Added.
>+        (WebCore::ServerTiming::setParameter): Set named parameters, ignoring unrecognized or duplicates.
>+        (WebCore::ServerTiming::isolatedCopy const): Return a new pointer to the object.
>+        * loader/ServerTiming.h: Added.
>+        (WebCore::ServerTiming::ServerTiming): Added struct for the data needed by a server timing entry.
>+        (WebCore::ServerTiming::name const): Added name field of a server timing entry.
>+        (WebCore::ServerTiming::duration const): Added duration field of a server timing entry.
>+        (WebCore::ServerTiming::description const): Added description field of a server timing entry.
>+        * loader/ServerTimingParser.cpp: Added.
>+        (WebCore::ServerTimingParser::parseServerTiming): Parses the header generating a collection of server timing structs.
>+        * loader/ServerTimingParser.h: Added.
>+        * loader/WorkerThreadableLoader.h: Fix build.
>+        * page/Performance.cpp:
>+        (WebCore::Performance::addResourceTiming): Fixed a typo.
>+        * page/PerformanceResourceTiming.cpp:
>+        (WebCore::PerformanceResourceTiming::PerformanceResourceTiming): Given a ResourceTiming object, populate our collection of PerformanceServerTiming objects.
>+        * page/PerformanceResourceTiming.h: Added serverTiming member and getter.
>+        * page/PerformanceResourceTiming.idl: Added serverTiming member to interface.
>+        * platform/network/HTTPHeaderNames.in: Added "Server-Timing" to the header enum.
>+        * platform/network/ResourceResponseBase.cpp: Added "Server-Timing" to isSafeCrossOriginResponseHeader whitelist.
>+
> 2018-05-11  Chris Dumez  <cdumez@apple.com>
> 
>         REGRESSION (async policy delegate): Revoking an object URL immediately after triggering download breaks file download
>diff --git a/Source/WebCore/Sources.txt b/Source/WebCore/Sources.txt
>index c7045af86c02d93897b8eb88121d9090fd8ca033..9b14a3dfcc108df3899c8fc9a7113909291f9a56 100644
>--- a/Source/WebCore/Sources.txt
>+++ b/Source/WebCore/Sources.txt
>@@ -1242,13 +1242,14 @@ loader/DocumentLoader.cpp
> loader/DocumentThreadableLoader.cpp
> loader/DocumentWriter.cpp
> loader/EmptyClients.cpp
>+loader/FetchIdioms.cpp
> loader/FTPDirectoryParser.cpp
> loader/FormState.cpp
> loader/FormSubmission.cpp
> loader/FrameLoadRequest.cpp
> loader/FrameLoader.cpp
> loader/FrameLoaderStateMachine.cpp
>-loader/FetchIdioms.cpp
>+loader/HeaderFieldTokenizer.cpp
> loader/HTTPHeaderField.cpp
> loader/HistoryController.cpp
> loader/ImageLoader.cpp
>@@ -1262,6 +1263,7 @@ loader/MixedContentChecker.cpp
> loader/NavigationAction.cpp
> loader/NavigationScheduler.cpp
> loader/NetscapePlugInStreamLoader.cpp
>+loader/ServerTimingParser.cpp
> loader/PingLoader.cpp
> loader/PolicyChecker.cpp
> loader/ProgressTracker.cpp
>@@ -1272,6 +1274,7 @@ loader/ResourceLoadStatistics.cpp
> loader/ResourceLoader.cpp
> loader/ResourceTiming.cpp
> loader/ResourceTimingInformation.cpp
>+loader/ServerTiming.cpp
> loader/SinkDocument.cpp
> loader/SubframeLoader.cpp
> loader/SubresourceIntegrity.cpp
>diff --git a/Source/WebCore/WebCore.xcodeproj/project.pbxproj b/Source/WebCore/WebCore.xcodeproj/project.pbxproj
>index e5bb1b8c63209663bf55d1aecbf4de3ed852948e..6a431808ddae8b82af37d40c1a62e9aa5aa90c95 100644
>--- a/Source/WebCore/WebCore.xcodeproj/project.pbxproj
>+++ b/Source/WebCore/WebCore.xcodeproj/project.pbxproj
>@@ -688,6 +688,7 @@
> 		26F756B51B3B68F20005DD79 /* ImmutableNFANodeBuilder.h in Headers */ = {isa = PBXBuildFile; fileRef = 26F756B41B3B68F20005DD79 /* ImmutableNFANodeBuilder.h */; settings = {ATTRIBUTES = (Private, ); }; };
> 		26F9A83818A046AC00AEB88A /* ViewportConfiguration.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 26F9A83618A046AC00AEB88A /* ViewportConfiguration.cpp */; };
> 		26F9A83918A046AC00AEB88A /* ViewportConfiguration.h in Headers */ = {isa = PBXBuildFile; fileRef = 26F9A83718A046AC00AEB88A /* ViewportConfiguration.h */; settings = {ATTRIBUTES = (Private, ); }; };
>+		285D32082035D6560070D32F /* ServerTimingParser.h in Headers */ = {isa = PBXBuildFile; fileRef = 288E82F02035D4ED00B0DCFF /* ServerTimingParser.h */; };
> 		2914E3081CAB5A440049966F /* AccessibilityAttachment.h in Headers */ = {isa = PBXBuildFile; fileRef = 2914E3061CAB5A440049966F /* AccessibilityAttachment.h */; };
> 		2917B5621473496C0052C9D0 /* LayerFlushScheduler.h in Headers */ = {isa = PBXBuildFile; fileRef = 2917B55F1473496C0052C9D0 /* LayerFlushScheduler.h */; settings = {ATTRIBUTES = (Private, ); }; };
> 		2917B5631473496C0052C9D0 /* LayerFlushSchedulerClient.h in Headers */ = {isa = PBXBuildFile; fileRef = 2917B5601473496C0052C9D0 /* LayerFlushSchedulerClient.h */; settings = {ATTRIBUTES = (Private, ); }; };
>@@ -6383,6 +6384,12 @@
> 		26F756B41B3B68F20005DD79 /* ImmutableNFANodeBuilder.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = ImmutableNFANodeBuilder.h; sourceTree = "<group>"; };
> 		26F9A83618A046AC00AEB88A /* ViewportConfiguration.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = ViewportConfiguration.cpp; sourceTree = "<group>"; };
> 		26F9A83718A046AC00AEB88A /* ViewportConfiguration.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = ViewportConfiguration.h; sourceTree = "<group>"; };
>+		28538EED20221FA600D1909A /* HeaderFieldTokenizer.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = HeaderFieldTokenizer.cpp; sourceTree = "<group>"; };
>+		28538EEE20221FA600D1909A /* HeaderFieldTokenizer.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = HeaderFieldTokenizer.h; sourceTree = "<group>"; };
>+		286E4DCB2021048800315238 /* ServerTiming.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = ServerTiming.cpp; sourceTree = "<group>"; };
>+		286E4DCC2021048800315238 /* ServerTiming.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = ServerTiming.h; sourceTree = "<group>"; };
>+		288E82EE2035D2BE00B0DCFF /* ServerTimingParser.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; name = ServerTimingParser.cpp; path = loader/ServerTimingParser.cpp; sourceTree = "<group>"; };
>+		288E82F02035D4ED00B0DCFF /* ServerTimingParser.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; name = ServerTimingParser.h; path = loader/ServerTimingParser.h; sourceTree = "<group>"; };
> 		28DB9BC52020EA0400E54A07 /* PerformanceServerTiming.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = PerformanceServerTiming.cpp; sourceTree = "<group>"; };
> 		28DB9BC62020EA0400E54A07 /* PerformanceServerTiming.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = PerformanceServerTiming.h; sourceTree = "<group>"; };
> 		28DB9BC72020EA0400E54A07 /* PerformanceServerTiming.idl */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text; path = PerformanceServerTiming.idl; sourceTree = "<group>"; };
>@@ -15412,6 +15419,8 @@
> 		0867D691FE84028FC02AAC07 /* WebKit */ = {
> 			isa = PBXGroup;
> 			children = (
>+				288E82F02035D4ED00B0DCFF /* ServerTimingParser.h */,
>+				288E82EE2035D2BE00B0DCFF /* ServerTimingParser.cpp */,
> 				1C09D04B1E31C32800725F18 /* PAL.xcodeproj */,
> 				65C97AF208EA908800ACD273 /* config.h */,
> 				EDEC98020AED7E170059137F /* WebCorePrefix.h */,
>@@ -24157,6 +24166,8 @@
> 				628D214D12131EF40055DCFC /* FrameNetworkingContext.h */,
> 				51C81B870C4422F70019ECE3 /* FTPDirectoryParser.cpp */,
> 				51C81B880C4422F70019ECE3 /* FTPDirectoryParser.h */,
>+				28538EED20221FA600D1909A /* HeaderFieldTokenizer.cpp */,
>+				28538EEE20221FA600D1909A /* HeaderFieldTokenizer.h */,
> 				97DCE1FF10807C750057D394 /* HistoryController.cpp */,
> 				97DCE20010807C750057D394 /* HistoryController.h */,
> 				5CA1DEC21F71E68600E71BD3 /* HTTPHeaderField.cpp */,
>@@ -24211,6 +24222,8 @@
> 				A5CE9F3C1E4BC586001BBE7C /* ResourceTiming.h */,
> 				CBC2D22D1CE5B77400D1880B /* ResourceTimingInformation.cpp */,
> 				CBC2D22E1CE5B77D00D1880B /* ResourceTimingInformation.h */,
>+				286E4DCB2021048800315238 /* ServerTiming.cpp */,
>+				286E4DCC2021048800315238 /* ServerTiming.h */,
> 				51327D5F11A33A2B004F9D65 /* SinkDocument.cpp */,
> 				51327D5E11A33A2B004F9D65 /* SinkDocument.h */,
> 				D000ED2511C1B9CD00C47726 /* SubframeLoader.cpp */,
>@@ -30033,6 +30046,7 @@
> 				077AF14318F4B1BB0001ED61 /* SerializedPlatformRepresentationMac.h in Headers */,
> 				A75E497610752ACB00C9B896 /* SerializedScriptValue.h in Headers */,
> 				516F7F6D1C31E39A00F111DC /* ServerOpenDBRequest.h in Headers */,
>+				285D32082035D6560070D32F /* ServerTimingParser.h in Headers */,
> 				2D93AEE319DF5641002A86C3 /* ServicesOverlayController.h in Headers */,
> 				51F1755D1F3EBC8300C74950 /* ServiceWorker.h in Headers */,
> 				A581ED131FB288CF00CED4EC /* ServiceWorkerAgent.h in Headers */,
>diff --git a/Source/WebCore/loader/HTTPHeaderField.cpp b/Source/WebCore/loader/HTTPHeaderField.cpp
>index b6da63a0e262e498fbac6645f8c31ab9bf5b9099..4fe16f130b8d329d3f83f52540437f11eb6a00c5 100644
>--- a/Source/WebCore/loader/HTTPHeaderField.cpp
>+++ b/Source/WebCore/loader/HTTPHeaderField.cpp
>@@ -30,7 +30,7 @@ namespace WebCore {
> 
> namespace RFC7230 {
>     
>-static bool isTokenCharacter(UChar c)
>+bool isTokenCharacter(UChar c)
> {
>     return isASCIIAlpha(c) || isASCIIDigit(c)
>         || c == '!' || c == '#' || c == '$'
>@@ -55,7 +55,7 @@ static bool isVisibleCharacter(UChar c)
>     return isTokenCharacter(c) || isDelimiter(c);
> }
> 
>-static bool isWhitespace(UChar c)
>+bool isWhitespace(UChar c)
> {
>     return c == ' ' || c == '\t';
> }
>diff --git a/Source/WebCore/loader/HTTPHeaderField.h b/Source/WebCore/loader/HTTPHeaderField.h
>index 49e4d6dc930627c7652a28802a04eb816bccf8ca..7ce12230fdeee053507be2ef399a146d65c063f1 100644
>--- a/Source/WebCore/loader/HTTPHeaderField.h
>+++ b/Source/WebCore/loader/HTTPHeaderField.h
>@@ -71,4 +71,9 @@ std::optional<HTTPHeaderField> HTTPHeaderField::decode(Decoder& decoder)
>     return {{ WTFMove(*name), WTFMove(*value) }};
> }
> 
>+namespace RFC7230 {
>+bool isTokenCharacter(UChar);
>+bool isWhitespace(UChar);
>+} // namespace RFC7230
>+
> } // namespace WebCore
>diff --git a/Source/WebCore/loader/HeaderFieldTokenizer.cpp b/Source/WebCore/loader/HeaderFieldTokenizer.cpp
>new file mode 100644
>index 0000000000000000000000000000000000000000..9c3ff4a3c4af7b20ad6e2a56c88a3002d25b1abb
>--- /dev/null
>+++ b/Source/WebCore/loader/HeaderFieldTokenizer.cpp
>@@ -0,0 +1,123 @@
>+/*
>+ * Copyright 2017 The Chromium Authors. All rights reserved.
>+ * Copyright (C) 2018 Akamai Technologies 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 THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT
>+ * OWNER 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 "config.h"
>+#include "HeaderFieldTokenizer.h"
>+
>+#include "HTTPHeaderField.h"
>+#include <wtf/text/StringBuilder.h>
>+
>+namespace WebCore {
>+
>+HeaderFieldTokenizer::HeaderFieldTokenizer(const String& headerField)
>+    : m_input(headerField)
>+{
>+    skipSpaces();
>+}
>+
>+bool HeaderFieldTokenizer::consume(UChar c)
>+{
>+    ASSERT(c != ' ' && c != '\t');
>+
>+    if (isConsumed() || m_input[m_index] != c)
>+        return false;
>+
>+    ++m_index;
>+    skipSpaces();
>+    return true;
>+}
>+
>+String HeaderFieldTokenizer::consumeQuotedString()
>+{
>+    StringBuilder builder;
>+
>+    ASSERT(m_input[m_index] == '"');
>+    ++m_index;
>+
>+    while (!isConsumed()) {
>+        if (m_input[m_index] == '"') {
>+            String output = builder.toString();
>+            ++m_index;
>+            skipSpaces();
>+            return output;
>+        }
>+        if (m_input[m_index] == '\\') {
>+            ++m_index;
>+            if (isConsumed())
>+                return String();
>+        }
>+        builder.append(m_input[m_index]);
>+        ++m_index;
>+    }
>+    return String();
>+}
>+
>+String HeaderFieldTokenizer::consumeToken()
>+{
>+    auto start = m_index;
>+    while (!isConsumed() && RFC7230::isTokenCharacter(m_input[m_index]))
>+        ++m_index;
>+
>+    if (start == m_index)
>+        return String();
>+
>+    String output = m_input.substring(start, m_index - start);
>+    skipSpaces();
>+    return output;
>+}
>+
>+String HeaderFieldTokenizer::consumeTokenOrQuotedString()
>+{
>+    if (isConsumed())
>+        return String();
>+
>+    if (m_input[m_index] == '"')
>+        return consumeQuotedString();
>+
>+    return consumeToken();
>+}
>+
>+void HeaderFieldTokenizer::skipSpaces()
>+{
>+    while (!isConsumed() && RFC7230::isWhitespace(m_input[m_index]))
>+        ++m_index;
>+}
>+
>+void HeaderFieldTokenizer::consumeBeforeAnyCharMatch(const Vector<UChar>& chars)
>+{
>+    ASSERT(chars.size() > 0U && chars.size() < 3U);
>+
>+    while (!isConsumed()) {
>+        for (const auto& c : chars) {
>+            if (c == m_input[m_index])
>+                return;
>+        }
>+
>+        ++m_index;
>+    }
>+}
>+
>+} // namespace WebCore
>diff --git a/Source/WebCore/loader/HeaderFieldTokenizer.h b/Source/WebCore/loader/HeaderFieldTokenizer.h
>new file mode 100644
>index 0000000000000000000000000000000000000000..fe29f409ffb874ea45184b97714f2c94f54dc2c0
>--- /dev/null
>+++ b/Source/WebCore/loader/HeaderFieldTokenizer.h
>@@ -0,0 +1,64 @@
>+/*
>+ * Copyright 2017 The Chromium Authors. All rights reserved.
>+ * Copyright (C) 2018 Akamai Technologies 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 THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT
>+ * OWNER 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.
>+ */
>+
>+#pragma once
>+
>+#include <wtf/text/WTFString.h>
>+
>+namespace WebCore {
>+
>+// Parses header fields into tokens, quoted strings and separators.
>+// Commonly used by ParsedContent* classes.
>+class HeaderFieldTokenizer {
>+
>+public:
>+    explicit HeaderFieldTokenizer(const String&);
>+
>+    // Try to parse a separator character, a token or either a token or a quoted
>+    // string from the |header_field| input. Return |true| on success. Return
>+    // |false| if the separator character, the token or the quoted string is
>+    // missing or invalid.
>+    bool consume(UChar);
>+    String consumeToken();
>+    String consumeTokenOrQuotedString();
>+
>+    // Consume all characters before (but excluding) any of the characters from
>+    // the Vector parameter are found.
>+    // Because we potentially have to iterate through the entire Vector for each
>+    // character of the base string, the Vector should be small (< 3 members).
>+    void consumeBeforeAnyCharMatch(const Vector<UChar>&);
>+
>+    bool isConsumed() const { return m_index >= m_input.length(); }
>+
>+private:
>+    String consumeQuotedString();
>+    void skipSpaces();
>+
>+    unsigned m_index = 0;
>+    const String m_input;
>+};
>+
>+} // namespace WebCore
>diff --git a/Source/WebCore/loader/PolicyChecker.cpp b/Source/WebCore/loader/PolicyChecker.cpp
>index 53d19a4d1a603a2ab9333676bf0134e71966ec90..b6690ea9665a1515c97a63adc9407732b9819127 100644
>--- a/Source/WebCore/loader/PolicyChecker.cpp
>+++ b/Source/WebCore/loader/PolicyChecker.cpp
>@@ -46,6 +46,7 @@
> #include "HTMLFormElement.h"
> #include "HTMLFrameOwnerElement.h"
> #include "HTMLPlugInElement.h"
>+#include "Logging.h"
> #include <wtf/CompletionHandler.h>
> 
> #if USE(QUICK_LOOK)
>diff --git a/Source/WebCore/loader/ResourceTiming.cpp b/Source/WebCore/loader/ResourceTiming.cpp
>index fbc5c70cca3dff26df1e23c29c58daa5ac7bef7d..dcc47b361dddf8758993fd54ee407e12c12b7194 100644
>--- a/Source/WebCore/loader/ResourceTiming.cpp
>+++ b/Source/WebCore/loader/ResourceTiming.cpp
>@@ -27,7 +27,9 @@
> #include "ResourceTiming.h"
> 
> #include "CachedResource.h"
>+#include "PerformanceServerTiming.h"
> #include "SecurityOrigin.h"
>+#include "ServerTimingParser.h"
> 
> namespace WebCore {
> 
>@@ -76,6 +78,7 @@ ResourceTiming::ResourceTiming(const URL& url, const String& initiator, const Lo
>     , m_loadTiming(loadTiming)
>     , m_allowTimingDetails(passesTimingAllowCheck(response, securityOrigin))
> {
>+    initServerTiming(response);
> }
> 
> ResourceTiming::ResourceTiming(CachedResource& resource, const String& initiator, const LoadTiming& loadTiming, const NetworkLoadMetrics& networkLoadMetrics, const SecurityOrigin& securityOrigin)
>@@ -85,6 +88,7 @@ ResourceTiming::ResourceTiming(CachedResource& resource, const String& initiator
>     , m_networkLoadMetrics(networkLoadMetrics)
>     , m_allowTimingDetails(passesTimingAllowCheck(resource.response(), securityOrigin))
> {
>+    initServerTiming(resource.response());
> }
> 
> ResourceTiming::ResourceTiming(const URL& url, const String& initiator, const LoadTiming& loadTiming, const NetworkLoadMetrics& networkLoadMetrics, const ResourceResponse& response, const SecurityOrigin& securityOrigin)
>@@ -94,11 +98,25 @@ ResourceTiming::ResourceTiming(const URL& url, const String& initiator, const Lo
>     , m_networkLoadMetrics(networkLoadMetrics)
>     , m_allowTimingDetails(passesTimingAllowCheck(response, securityOrigin))
> {
>+    initServerTiming(response);
>+}
>+
>+void ResourceTiming::initServerTiming(const ResourceResponse& response)
>+{
>+    if (RuntimeEnabledFeatures::sharedFeatures().serverTimingEnabled() && m_allowTimingDetails)
>+        m_serverTiming = ServerTimingParser::parseServerTiming(response.httpHeaderField(HTTPHeaderName::ServerTiming));
>+}
>+
>+Vector<Ref<PerformanceServerTiming>> ResourceTiming::populateServerTiming()
>+{
>+    return WTF::map(m_serverTiming, [] (auto& entry) {
>+        return PerformanceServerTiming::create(WTFMove(entry.name), entry.duration, WTFMove(entry.description));
>+    });
> }
> 
> ResourceTiming ResourceTiming::isolatedCopy() const
> {
>-    return ResourceTiming(m_url.isolatedCopy(), m_initiator.isolatedCopy(), m_loadTiming.isolatedCopy(), m_networkLoadMetrics.isolatedCopy(), m_allowTimingDetails);
>+    return ResourceTiming(m_url.isolatedCopy(), m_initiator.isolatedCopy(), m_loadTiming.isolatedCopy(), m_networkLoadMetrics.isolatedCopy(), m_allowTimingDetails, crossThreadCopy(m_serverTiming));
> }
> 
> } // namespace WebCore
>diff --git a/Source/WebCore/loader/ResourceTiming.h b/Source/WebCore/loader/ResourceTiming.h
>index c308035d2ae5754ad45da2a5a3b59ab900b9452b..6c9acb193a67023bb5dc36bac4da7e79883443be 100644
>--- a/Source/WebCore/loader/ResourceTiming.h
>+++ b/Source/WebCore/loader/ResourceTiming.h
>@@ -27,11 +27,13 @@
> 
> #include "LoadTiming.h"
> #include "NetworkLoadMetrics.h"
>+#include "ServerTiming.h"
> #include "URL.h"
> 
> namespace WebCore {
> 
> class CachedResource;
>+class PerformanceServerTiming;
> class ResourceResponse;
> class SecurityOrigin;
> 
>@@ -47,7 +49,7 @@ public:
>     LoadTiming loadTiming() const { return m_loadTiming; }
>     NetworkLoadMetrics networkLoadMetrics() const { return m_networkLoadMetrics; }
>     bool allowTimingDetails() const { return m_allowTimingDetails; }
>-
>+    Vector<Ref<PerformanceServerTiming>> populateServerTiming();
>     ResourceTiming isolatedCopy() const;
> 
>     void overrideInitiatorName(const String& name) { m_initiator = name; }
>@@ -56,20 +58,23 @@ private:
>     ResourceTiming(CachedResource&, const String& initiator, const LoadTiming&, const NetworkLoadMetrics&, const SecurityOrigin&);
>     ResourceTiming(const URL&, const String& initiator, const LoadTiming&, const NetworkLoadMetrics&, const ResourceResponse&, const SecurityOrigin&);
>     ResourceTiming(const URL&, const String& initiator, const LoadTiming&, const ResourceResponse&, const SecurityOrigin&);
>-    ResourceTiming(const URL& url, const String& initiator, const LoadTiming& loadTiming, const NetworkLoadMetrics& networkLoadMetrics, bool allowTimingDetails)
>-        : m_url(url)
>-        , m_initiator(initiator)
>-        , m_loadTiming(loadTiming)
>-        , m_networkLoadMetrics(networkLoadMetrics)
>+    ResourceTiming(URL&& url, String&& initiator, LoadTiming&& loadTiming, NetworkLoadMetrics&& networkLoadMetrics, bool allowTimingDetails, Vector<ServerTiming>&& serverTiming)
>+        : m_url(WTFMove(url))
>+        , m_initiator(WTFMove(initiator))
>+        , m_loadTiming(WTFMove(loadTiming))
>+        , m_networkLoadMetrics(WTFMove(networkLoadMetrics))
>         , m_allowTimingDetails(allowTimingDetails)
>+        , m_serverTiming(WTFMove(serverTiming))
>     {
>     }
>+    void initServerTiming(const ResourceResponse&);
> 
>     URL m_url;
>     String m_initiator;
>     LoadTiming m_loadTiming;
>     NetworkLoadMetrics m_networkLoadMetrics;
>     bool m_allowTimingDetails { false };
>+    Vector<ServerTiming> m_serverTiming;
> };
> 
> } // namespace WebCore
>diff --git a/Source/WebCore/loader/ServerTiming.cpp b/Source/WebCore/loader/ServerTiming.cpp
>new file mode 100644
>index 0000000000000000000000000000000000000000..ce17670d479aa8190382ead9d593c0191a8595ae
>--- /dev/null
>+++ b/Source/WebCore/loader/ServerTiming.cpp
>@@ -0,0 +1,54 @@
>+/*
>+ * Copyright (C) 2018 Akamai Technologies 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.
>+ */
>+
>+#include "config.h"
>+#include "ServerTiming.h"
>+
>+namespace WebCore {
>+
>+void ServerTiming::setParameter(const String& name, const String& value)
>+{
>+    if (equalIgnoringASCIICase(name, "dur")) {
>+        if (!durationSet) {
>+            duration = value.toDouble();
>+            durationSet = true;
>+        }
>+        return;
>+    }
>+    if (equalIgnoringASCIICase(name, "desc")) {
>+        if (!descriptionSet) {
>+            description = value;
>+            descriptionSet = true;
>+        }
>+        return;
>+    }
>+}
>+
>+ServerTiming ServerTiming::isolatedCopy() const
>+{
>+    return ServerTiming(name.isolatedCopy(), duration, description.isolatedCopy(), durationSet, descriptionSet);
>+}
>+
>+} // namespace WebCore
>diff --git a/Source/WebCore/loader/ServerTiming.h b/Source/WebCore/loader/ServerTiming.h
>new file mode 100644
>index 0000000000000000000000000000000000000000..67b4108ef945939d8f7f13cbd1a0cf0e684cb446
>--- /dev/null
>+++ b/Source/WebCore/loader/ServerTiming.h
>@@ -0,0 +1,69 @@
>+/*
>+ * Copyright (C) 2018 Akamai Technologies 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.
>+ */
>+
>+#pragma once
>+
>+#include <wtf/text/WTFString.h>
>+
>+namespace WebCore {
>+
>+struct ServerTiming {
>+    String name;
>+    double duration = 0;
>+    String description;
>+
>+    bool durationSet = false;
>+    bool descriptionSet = false;
>+
>+    ServerTiming(String&& name);
>+    ServerTiming(String&& name, double duration, String&& description);
>+    ServerTiming(String&& name, double duration, String&& description, bool durationSet, bool descriptionSet);
>+
>+    void setParameter(const String&, const String&);
>+    ServerTiming isolatedCopy() const;
>+};
>+
>+inline ServerTiming::ServerTiming(String&& name)
>+    : name(WTFMove(name))
>+{
>+}
>+
>+inline ServerTiming::ServerTiming(String&& name, double duration, String&& description)
>+    : name(WTFMove(name))
>+    , duration(duration)
>+    , description(WTFMove(description))
>+{
>+}
>+
>+inline ServerTiming::ServerTiming(String&& name, double duration, String&& description, bool durationSet, bool descriptionSet)
>+    : name(WTFMove(name))
>+    , duration(duration)
>+    , description(WTFMove(description))
>+    , durationSet(durationSet)
>+    , descriptionSet(descriptionSet)
>+{
>+}
>+
>+} // namespace WebCore
>diff --git a/Source/WebCore/loader/ServerTimingParser.cpp b/Source/WebCore/loader/ServerTimingParser.cpp
>new file mode 100644
>index 0000000000000000000000000000000000000000..01bd0573e3ab6091e0c290669984aaec2bd33756
>--- /dev/null
>+++ b/Source/WebCore/loader/ServerTimingParser.cpp
>@@ -0,0 +1,79 @@
>+/*
>+ * Copyright (C) 2017 Akamai Technologies 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 THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT
>+ * OWNER 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 "config.h"
>+#include "ServerTimingParser.h"
>+
>+#include "HeaderFieldTokenizer.h"
>+#include "RuntimeEnabledFeatures.h"
>+#include "ServerTiming.h"
>+
>+#include <wtf/text/CString.h>
>+
>+namespace WebCore {
>+
>+namespace ServerTimingParser {
>+
>+Vector<ServerTiming> parseServerTiming(const String& headerValue)
>+{
>+    ASSERT(RuntimeEnabledFeatures::sharedFeatures().serverTimingEnabled());
>+    auto entries = Vector<ServerTiming>();
>+    if (headerValue.isNull())
>+        return entries;
>+
>+    ASSERT(headerValue.is8Bit());
>+
>+    HeaderFieldTokenizer tokenizer(headerValue);
>+    while (!tokenizer.isConsumed()) {
>+        String name = tokenizer.consumeToken();
>+        if (name.isNull())
>+            break;
>+
>+        ServerTiming entry(WTFMove(name));
>+
>+        while (tokenizer.consume(';')) {
>+            String parameterName = tokenizer.consumeToken();
>+            if (parameterName.isNull())
>+                break;
>+
>+            String value = "";
>+            if (tokenizer.consume('=')) {
>+                value = tokenizer.consumeTokenOrQuotedString();
>+                tokenizer.consumeBeforeAnyCharMatch({',', ';'});
>+            }
>+            entry.setParameter(parameterName, value);
>+        }
>+
>+        entries.append(WTFMove(entry));
>+
>+        if (!tokenizer.consume(','))
>+            break;
>+    }
>+    return entries;
>+}
>+
>+} // namespace ServerTimingParser
>+
>+} // namespace WebCore
>diff --git a/Source/WebCore/loader/ServerTimingParser.h b/Source/WebCore/loader/ServerTimingParser.h
>new file mode 100644
>index 0000000000000000000000000000000000000000..5ee451dc7d9edf6f0993fff39e8b7cb811def460
>--- /dev/null
>+++ b/Source/WebCore/loader/ServerTimingParser.h
>@@ -0,0 +1,40 @@
>+/*
>+ * Copyright (C) 2017 Akamai Technologies 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 THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT
>+ * OWNER 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.
>+ */
>+
>+#pragma once
>+
>+#include <wtf/Vector.h>
>+
>+namespace WebCore {
>+
>+struct ServerTiming;
>+
>+namespace ServerTimingParser {
>+
>+Vector<ServerTiming> parseServerTiming(const String&);
>+
>+}
>+
>+}
>diff --git a/Source/WebCore/loader/WorkerThreadableLoader.h b/Source/WebCore/loader/WorkerThreadableLoader.h
>index a146963dbdae40882069fc2ccde13bcc120af0d6..03c1673b13f2f8b7d4b75cb41925887383f48975 100644
>--- a/Source/WebCore/loader/WorkerThreadableLoader.h
>+++ b/Source/WebCore/loader/WorkerThreadableLoader.h
>@@ -30,6 +30,7 @@
> 
> #pragma once
> 
>+#include "NetworkLoadMetrics.h"
> #include "ThreadableLoader.h"
> #include "ThreadableLoaderClient.h"
> #include "ThreadableLoaderClientWrapper.h"
>diff --git a/Source/WebCore/page/Performance.cpp b/Source/WebCore/page/Performance.cpp
>index 2bf387e1040c326cfbcc59363dce85e8cf27fbce..5a9c636b64a88681d0789dcf02ce77bcfb2b330e 100644
>--- a/Source/WebCore/page/Performance.cpp
>+++ b/Source/WebCore/page/Performance.cpp
>@@ -185,7 +185,7 @@ void Performance::addResourceTiming(ResourceTiming&& resourceTiming)
>     }
> 
>     if (m_resourceTimingBufferFullFlag) {
>-        // We fired resourcetimingbufferfull evnet but the author script didn't clear the buffer.
>+        // We fired resourcetimingbufferfull event but the author script didn't clear the buffer.
>         // Notify performance observers but don't add it to the buffer.
>         queueEntry(entry.get());
>         return;
>diff --git a/Source/WebCore/page/PerformanceResourceTiming.cpp b/Source/WebCore/page/PerformanceResourceTiming.cpp
>index c42c6a58b706110e53f6b37eefa9aa3add41e6cd..c63c25bf9c41d6f4b5464d6bac0c2cd0b7a7ad62 100644
>--- a/Source/WebCore/page/PerformanceResourceTiming.cpp
>+++ b/Source/WebCore/page/PerformanceResourceTiming.cpp
>@@ -79,6 +79,7 @@ PerformanceResourceTiming::PerformanceResourceTiming(MonotonicTime timeOrigin, R
>     , m_loadTiming(resourceTiming.loadTiming())
>     , m_networkLoadMetrics(resourceTiming.networkLoadMetrics())
>     , m_shouldReportDetails(resourceTiming.allowTimingDetails())
>+    , m_serverTiming(resourceTiming.populateServerTiming())
> {
>     m_networkLoadMetrics.clearNonTimingData();
> }
>diff --git a/Source/WebCore/platform/network/HTTPHeaderNames.in b/Source/WebCore/platform/network/HTTPHeaderNames.in
>index 9d2b396c56ebfcb52bc343f73d3d6bd72c6ffdc7..96ccb793e34473b5c7cdd8c988b907de04659fd9 100644
>--- a/Source/WebCore/platform/network/HTTPHeaderNames.in
>+++ b/Source/WebCore/platform/network/HTTPHeaderNames.in
>@@ -84,6 +84,7 @@ Sec-WebSocket-Extensions
> Sec-WebSocket-Key
> Sec-WebSocket-Protocol
> Sec-WebSocket-Version
>+Server-Timing
> Service-Worker-Allowed
> Set-Cookie
> Set-Cookie2
>diff --git a/Source/WebCore/platform/network/ResourceResponseBase.cpp b/Source/WebCore/platform/network/ResourceResponseBase.cpp
>index 4d738dac153c4b571c20c8a133b564aedd69c529..e2df22690b2583291fee3f0aa75c27897d860f3c 100644
>--- a/Source/WebCore/platform/network/ResourceResponseBase.cpp
>+++ b/Source/WebCore/platform/network/ResourceResponseBase.cpp
>@@ -376,6 +376,7 @@ static bool isSafeCrossOriginResponseHeader(HTTPHeaderName name)
>         || name == HTTPHeaderName::Range
>         || name == HTTPHeaderName::ReferrerPolicy
>         || name == HTTPHeaderName::Refresh
>+        || name == HTTPHeaderName::ServerTiming
>         || name == HTTPHeaderName::SourceMap
>         || name == HTTPHeaderName::XSourceMap
>         || name == HTTPHeaderName::TimingAllowOrigin
>diff --git a/LayoutTests/ChangeLog b/LayoutTests/ChangeLog
>index 1a94747653c13d3bf656caa821eaba82bb7c51e1..d3a4d2e35acad1e0beac927e62124f784257d941 100644
>--- a/LayoutTests/ChangeLog
>+++ b/LayoutTests/ChangeLog
>@@ -1,3 +1,19 @@
>+2018-05-11  Charles Vazac  <cvazac@gmail.com>
>+
>+        Add the PerformanceServerTiming Interface which makes Server-Timing header timing values available to JavaScript running in the browser.
>+        https://bugs.webkit.org/show_bug.cgi?id=175569
>+
>+        Reviewed by Youenn Fablet.
>+
>+        Tests were imported from web-platform-tests: WebKit/LayoutTests/imported/w3c/web-platform-tests/server-timing/*
>+
>+        * imported/w3c/web-platform-tests/server-timing/navigation_timing_idl.html: Added.
>+        * imported/w3c/web-platform-tests/server-timing/navigation_timing_idl.https.html: Added.
>+        * imported/w3c/web-platform-tests/server-timing/resource_timing_idl.https.html: Added.
>+        * imported/w3c/web-platform-tests/server-timing/server_timing_header-parsing.https.html: Added.
>+        * imported/w3c/web-platform-tests/server-timing/test_server_timing.https.html: Added.
>+        * imported/w3c/web-platform-tests/server-timing/test_server_timing.https.html.sub.headers: Added.
>+
> 2018-05-11  Chris Dumez  <cdumez@apple.com>
> 
>         REGRESSION (async policy delegate): Revoking an object URL immediately after triggering download breaks file download
>diff --git a/LayoutTests/imported/w3c/ChangeLog b/LayoutTests/imported/w3c/ChangeLog
>index 0b961c51b9919eba1b72dd46243dadb3b166d7b5..dd9c19960481e215c88b3d4f42df847b0712a98e 100644
>--- a/LayoutTests/imported/w3c/ChangeLog
>+++ b/LayoutTests/imported/w3c/ChangeLog
>@@ -1,3 +1,192 @@
>+2018-05-11  Charles Vazac  <cvazac@gmail.com>
>+
>+        Add the PerformanceServerTiming Interface which makes Server-Timing header timing values available to JavaScript running in the browser.
>+        https://bugs.webkit.org/show_bug.cgi?id=175569
>+
>+        Reviewed by Youenn Fablet.
>+
>+        Tests were imported from web-platform-tests: WebKit/LayoutTests/imported/w3c/web-platform-tests/server-timing/*
>+
>+        * w3c/web-platform-tests/server-timing/cross_origin.html: Added.
>+        * w3c/web-platform-tests/server-timing/resources/blue.png: Added.
>+        * w3c/web-platform-tests/server-timing/resources/blue.png.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/green.png: Added.
>+        * w3c/web-platform-tests/server-timing/resources/green.png.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/0.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/0.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/1.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/1.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/10.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/10.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/11.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/11.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/12.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/12.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/13.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/13.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/14.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/14.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/15.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/15.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/16.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/16.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/17.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/17.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/18.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/18.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/19.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/19.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/2.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/2.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/20.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/20.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/21.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/21.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/22.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/22.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/23.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/23.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/24.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/24.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/25.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/25.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/26.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/26.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/27.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/27.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/28.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/28.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/29.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/29.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/3.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/3.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/30.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/30.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/31.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/31.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/32.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/32.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/33.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/33.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/34.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/34.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/35.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/35.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/36.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/36.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/37.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/37.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/38.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/38.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/39.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/39.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/4.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/4.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/40.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/40.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/41.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/41.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/42.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/42.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/43.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/43.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/44.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/44.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/45.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/45.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/46.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/46.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/47.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/47.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/48.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/48.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/49.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/49.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/5.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/5.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/50.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/50.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/51.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/51.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/52.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/52.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/53.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/53.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/54.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/54.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/55.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/55.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/56.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/56.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/57.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/57.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/58.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/58.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/59.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/59.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/6.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/6.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/60.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/60.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/61.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/61.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/62.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/62.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/63.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/63.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/64.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/64.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/65.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/65.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/66.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/66.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/67.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/67.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/68.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/68.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/69.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/69.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/7.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/7.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/70.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/70.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/71.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/71.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/72.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/72.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/73.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/73.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/74.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/74.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/75.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/75.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/76.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/76.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/77.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/77.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/78.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/78.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/79.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/79.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/8.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/8.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/80.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/80.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/81.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/81.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/82.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/82.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/83.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/83.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/9.js: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/9.js.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/resources/parsing/w3c-import.log: Added.
>+        * w3c/web-platform-tests/server-timing/resources/w3c-import.log: Added.
>+        * w3c/web-platform-tests/server-timing/server_timing_header-parsing.html: Added.
>+        * w3c/web-platform-tests/server-timing/test_server_timing.html: Added.
>+        * w3c/web-platform-tests/server-timing/test_server_timing.html.sub.headers: Added.
>+        * w3c/web-platform-tests/server-timing/w3c-import.log: Added.
>+
> 2018-05-11  Youenn Fablet  <youenn@apple.com>
> 
>         Rebase some fetch API tests
>diff --git a/LayoutTests/TestExpectations b/LayoutTests/TestExpectations
>index ec018affd716addde45481504ea2b1a896c4f780..068ac336c40853a84537512b1217df64c22a6094 100644
>--- a/LayoutTests/TestExpectations
>+++ b/LayoutTests/TestExpectations
>@@ -190,6 +190,9 @@ imported/w3c/web-platform-tests/service-workers/service-worker/navigation-preloa
> imported/w3c/web-platform-tests/service-workers/service-worker/shared-worker-controlled.https.html [ Skip ]
> imported/w3c/web-platform-tests/service-workers/service-worker/claim-shared-worker-fetch.https.html [ Skip ]
> 
>+# Unsupported features: PerformanceNavigationTiming
>+imported/w3c/web-platform-tests/server-timing/test_server_timing.html [ Skip ]
>+
> # Reliably ASSERTS in ServiceWorkerClientFetch::didFinish
> imported/w3c/web-platform-tests/service-workers/service-worker/navigation-redirect-body.https.html [ Skip ]
> 
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/cross_origin-expected.txt b/LayoutTests/imported/w3c/web-platform-tests/server-timing/cross_origin-expected.txt
>new file mode 100644
>index 0000000000000000000000000000000000000000..b2ee839703e9c681056db3eef71be2a457a1977f
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/cross_origin-expected.txt
>@@ -0,0 +1,4 @@
>+
>+PASS Expected entry count for http://localhost:8800/server-timing/resources/blue.png: 1 
>+PASS Expected entry count for http://127.0.0.1:8800/server-timing/resources/blue.png: 0 
>+
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/cross_origin.html b/LayoutTests/imported/w3c/web-platform-tests/server-timing/cross_origin.html
>new file mode 100644
>index 0000000000000000000000000000000000000000..f5251034c93d7f5272af15e852b29aca72d27baf
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/cross_origin.html
>@@ -0,0 +1,34 @@
>+<!DOCTYPE html>
>+<head>
>+    <meta charset='utf-8' />
>+    <script src="/resources/testharness.js"></script>
>+    <script src='/resources/testharnessreport.js'></script>
>+    <script src="/common/performance-timeline-utils.js"></script>
>+    <script src="/common/get-host-info.sub.js"></script>
>+    <script>
>+      setup({explicit_done: true})
>+
>+      const hostInfo = get_host_info()
>+      const resourceUrl = 'server-timing/resources/blue.png'
>+      const urls = {
>+        'same-origin': `${hostInfo.HTTP_ORIGIN}/${resourceUrl}`,
>+        'cross-origin': `${hostInfo.HTTP_REMOTE_ORIGIN}/${resourceUrl}`
>+      }
>+      Object.keys(urls).forEach(function(key) {
>+        const img = document.createElement('img')
>+        img.src = urls[key]
>+        document.getElementsByTagName('script')[0].parentNode.appendChild(img)
>+      })
>+
>+      window.addEventListener('load', function() {
>+        function assertServerTimingEntries(url, expectedEntryCount) {
>+          test_equals(performance.getEntriesByName(url)[0].serverTiming.length,
>+            expectedEntryCount,
>+            `Expected entry count for ${url}: ${expectedEntryCount}`)
>+        }
>+        assertServerTimingEntries(urls['same-origin'], 1)
>+        assertServerTimingEntries(urls['cross-origin'], 0)
>+        done()
>+      })
>+    </script>
>+</head>
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/navigation_timing_idl.html b/LayoutTests/imported/w3c/web-platform-tests/server-timing/navigation_timing_idl.html
>new file mode 100644
>index 0000000000000000000000000000000000000000..290bb889b149335a47b4b7ddcebc318bff32ca0c
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/navigation_timing_idl.html
>@@ -0,0 +1,14 @@
>+<!DOCTYPE html>
>+<head>
>+    <meta charset='utf-8' />
>+    <script src="/resources/testharness.js"></script>
>+    <script src='/resources/testharnessreport.js'></script>
>+    <script>
>+      setup({explicit_done: true})
>+      window.addEventListener('load', function(){
>+        assert_not_equals(typeof performance.getEntriesByType('navigation')[0].serverTiming, 'undefined',
>+          'An instance of `PerformanceNavigationTiming` should have a `serverTiming` attribute.')
>+        done()
>+      })
>+    </script>
>+</head>
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/navigation_timing_idl.https.html b/LayoutTests/imported/w3c/web-platform-tests/server-timing/navigation_timing_idl.https.html
>new file mode 100644
>index 0000000000000000000000000000000000000000..290bb889b149335a47b4b7ddcebc318bff32ca0c
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/navigation_timing_idl.https.html
>@@ -0,0 +1,14 @@
>+<!DOCTYPE html>
>+<head>
>+    <meta charset='utf-8' />
>+    <script src="/resources/testharness.js"></script>
>+    <script src='/resources/testharnessreport.js'></script>
>+    <script>
>+      setup({explicit_done: true})
>+      window.addEventListener('load', function(){
>+        assert_not_equals(typeof performance.getEntriesByType('navigation')[0].serverTiming, 'undefined',
>+          'An instance of `PerformanceNavigationTiming` should have a `serverTiming` attribute.')
>+        done()
>+      })
>+    </script>
>+</head>
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resource_timing_idl.https.html b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resource_timing_idl.https.html
>new file mode 100644
>index 0000000000000000000000000000000000000000..d2c3c9274eab862e8962019a7cc7c39d27804b16
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resource_timing_idl.https.html
>@@ -0,0 +1,14 @@
>+<!DOCTYPE html>
>+<head>
>+    <meta charset='utf-8' />
>+    <script src="/resources/testharness.js"></script>
>+    <script src='/resources/testharnessreport.js'></script>
>+    <script>
>+      setup({explicit_done: true})
>+      window.addEventListener('load', function(){
>+        assert_not_equals(typeof performance.getEntriesByType('resource')[0].serverTiming, 'undefined',
>+          'An instance of `PerformanceResourceTiming` should have a `serverTiming` attribute.')
>+        done()
>+      })
>+    </script>
>+</head>
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/blue.png b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/blue.png
>new file mode 100644
>index 0000000000000000000000000000000000000000..4498dd258a20b5ea070ae4a05aad77c62d5228a8
>GIT binary patch
>literal 485
>zcmeAS@N?(olHy`uVBq!ia0vp^tw5Z`!2~2_SFzdvDaPU;cPEB*=VV?2IV|apzK#qG
>z8~eHcB(eheoCO|{#S9F5he4R}c>anMpoS_>7srr_xVM)bc^MdZnh*Rk-+S{xp(m?=
>z$M(5Xd0t#Jy0EA)%r=TG%H-cd_tOsD$LzmkNM>C8(JrUUtSj~Z!s65gu8-xbw(xAp
>t_~YC^tx>GE9<1pj|EMN>0invwukhxc<XL_NLtxY}c)I$ztaD0e0szlp&SL-o
>
>literal 0
>HcmV?d00001
>
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/blue.png.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/blue.png.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..948e7f0190aa83263c607a64e5ade04b02de95a7
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/blue.png.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric2; dur=2.1; desc=blue.png
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/green.png b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/green.png
>new file mode 100644
>index 0000000000000000000000000000000000000000..28a1faab37797ef39454aa1deac1b470712f7be4
>GIT binary patch
>literal 87
>zcmeAS@N?(olHy`uVBq!ia0vp^DL`z*$P6SW{C@KnNHGWagt#*NXE2F7umZ^C_jGX#
>j(GX2ekYHV$kio>jw1<IF`tIWiKq&@KS3j3^P6<r_F*+3V
>
>literal 0
>HcmV?d00001
>
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/green.png.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/green.png.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..b135472f8659a27a96abea84980f3c7a0414759f
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/green.png.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric3; dur=3.1; desc=green.png
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/0.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/0.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..2848a1c82bb4d5da1d0e05d66700d1498ec95002
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/0.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/0.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/0.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..6f9cb19400b8e3ad7271d1fddb4a3dc3c5a35582
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/0.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: 
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/1.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/1.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..03b778bd84560b558573a6a6bb8486d4bef82cf3
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/1.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric"}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/1.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/1.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..d5ebb5fbffc58e9983cff2e83cf3c661d504307b
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/1.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/10.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/10.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..03b778bd84560b558573a6a6bb8486d4bef82cf3
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/10.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric"}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/10.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/10.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..fc2300f8749d5d8592e27c5e4990be125c225432
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/10.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric ; 
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/11.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/11.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..03b778bd84560b558573a6a6bb8486d4bef82cf3
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/11.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric"}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/11.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/11.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..d5ed699c5c81cdce057b862451dff6cd3bce4289
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/11.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric , 
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/12.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/12.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..fc827f8735a569a720a957c57f0c20b469a5d4c2
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/12.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","dur":123.4,"desc":"description"}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/12.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/12.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..7b89b475bdcd34df1901b498c22a631e1f29e1c0
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/12.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric ; dur = 123.4 ; desc = description
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/13.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/13.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..02f8c3c84d8ddc727a9b6fd17c3bec6784d43972
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/13.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","desc":"description","dur":123.4}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/13.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/13.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..dcb056faa8862f8bf8246d7cfb497f41ea83e96a
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/13.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric ; desc = description ; dur = 123.4
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/14.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/14.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..966e9634e3f668786c5e51522f5d126345dce2a8
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/14.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","desc":"description"}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/14.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/14.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..7ebf8c3bfde99fb27096b12256931eb80731ed60
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/14.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;desc = "description"
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/15.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/15.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..afef77d16340108c98b284a8fa9c0529325a0273
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/15.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric1","dur":12.3,"desc":"description1"},{"name":"metric2","dur":45.6,"desc":"description2"},{"name":"metric3","dur":78.9,"desc":"description3"}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/15.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/15.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..0389e997904741070681b67845a14c10146dee48
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/15.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric1;dur=12.3;desc=description1,metric2;dur=45.6;desc=description2,metric3;dur=78.9;desc=description3
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/16.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/16.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..b49b1785e8cfdfd6a9081cdd68ca659e433c0624
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/16.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric1"},{"name":"metric2"},{"name":"metric3"},{"name":"metric4"},{"name":"metric5"}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/16.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/16.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..b618a89de9a5dcc59eca72358f71114230631596
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/16.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric1,metric2 ,metric3, metric4 , metric5
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/17.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/17.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..966e9634e3f668786c5e51522f5d126345dce2a8
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/17.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","desc":"description"}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/17.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/17.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..c083f605b373dbc16d30b709a8bedb0b9e2263ec
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/17.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;desc="description"
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/18.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/18.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..3c47d76055a9dcd7316d43943ace022cbcf12e95
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/18.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","desc":"\t description \t"}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/18.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/18.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..aa51ae040ffc8ed5a14e97271f9c1d745649bb70
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/18.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;desc="	 description 	"
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/19.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/19.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..83fb4f3672fd55eaf6186899a457e688700a3db9
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/19.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","desc":"descr\"iption"}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/19.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/19.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..d097b92029919d8fe4a85b42e9af35167c48213c
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/19.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;desc="descr\"iption"
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/2.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/2.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..b763b8145e5fc57980ed865109e03539e91bce76
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/2.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","dur":123.4}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/2.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/2.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..14eb2f07748df9b8c97fa86c7ca3b24a1ae674c5
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/2.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;dur=123.4
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/20.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/20.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..349a7e0dd93cb9eedded31e13fb39b3729d8c4b6
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/20.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","desc":""}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/20.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/20.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..9b131fcb90ac7fde837afce881133a32e243350b
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/20.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;desc=\
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/21.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/21.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..349a7e0dd93cb9eedded31e13fb39b3729d8c4b6
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/21.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","desc":""}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/21.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/21.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..7134be2654a31c6474f77dfc1eb6f90ca784b485
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/21.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;desc="
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/22.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/22.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..349a7e0dd93cb9eedded31e13fb39b3729d8c4b6
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/22.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","desc":""}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/22.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/22.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..465a36b600f8f55b520284bdb7258847765a2872
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/22.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;desc=\\
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/23.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/23.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..349a7e0dd93cb9eedded31e13fb39b3729d8c4b6
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/23.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","desc":""}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/23.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/23.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..3b76de4a05c1654a856dface1bd1c6e9b03b29b2
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/23.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;desc=\"
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/24.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/24.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..349a7e0dd93cb9eedded31e13fb39b3729d8c4b6
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/24.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","desc":""}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/24.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/24.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..c54a4d85f526faeb70e501510e215a1314b1be82
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/24.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;desc="\
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/25.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/25.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..349a7e0dd93cb9eedded31e13fb39b3729d8c4b6
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/25.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","desc":""}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/25.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/25.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..752441eb90d73d93927690dcd133c48f17c83504
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/25.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;desc=""
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/26.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/26.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..349a7e0dd93cb9eedded31e13fb39b3729d8c4b6
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/26.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","desc":""}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/26.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/26.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..60dbdbb0471d8746d2a8fb52566939d4c50508b8
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/26.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;desc=\\\
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/27.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/27.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..349a7e0dd93cb9eedded31e13fb39b3729d8c4b6
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/27.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","desc":""}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/27.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/27.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..feff2c042d010dfebc684fe7b58272927c0314b3
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/27.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;desc=\\"
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/28.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/28.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..349a7e0dd93cb9eedded31e13fb39b3729d8c4b6
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/28.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","desc":""}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/28.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/28.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..3ca9b6b26032916d300224be95c3179b5c37fcfa
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/28.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;desc=\"\
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/29.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/29.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..349a7e0dd93cb9eedded31e13fb39b3729d8c4b6
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/29.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","desc":""}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/29.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/29.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..ae0b8912905cc521d2ad857c857d1766d1ec0e8a
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/29.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;desc=\""
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/3.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/3.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..b763b8145e5fc57980ed865109e03539e91bce76
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/3.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","dur":123.4}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/3.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/3.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..8c6fb60f3107568f1a363740765a082eeead5282
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/3.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;dur="123.4"
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/30.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/30.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..349a7e0dd93cb9eedded31e13fb39b3729d8c4b6
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/30.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","desc":""}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/30.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/30.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..24906f3c8230de2edea5a03e5e1f974c6437d873
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/30.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;desc="\\
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/31.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/31.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..349a7e0dd93cb9eedded31e13fb39b3729d8c4b6
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/31.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","desc":""}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/31.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/31.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..aaceb6babf44a7b8518f6fe8d64811165389783f
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/31.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;desc="\"
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/32.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/32.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..349a7e0dd93cb9eedded31e13fb39b3729d8c4b6
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/32.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","desc":""}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/32.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/32.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..59e01cfa940f2e4c68eaf4935d9b8d00d38d063c
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/32.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;desc=""\
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/33.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/33.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..349a7e0dd93cb9eedded31e13fb39b3729d8c4b6
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/33.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","desc":""}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/33.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/33.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..d81429ecad06e9a24d26734ff4918b612449cbed
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/33.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;desc="""
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/34.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/34.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..349a7e0dd93cb9eedded31e13fb39b3729d8c4b6
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/34.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","desc":""}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/34.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/34.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..bfb889515d90ff2e3666b057ffae9edb1a6a5a7b
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/34.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;desc=\\\\
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/35.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/35.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..349a7e0dd93cb9eedded31e13fb39b3729d8c4b6
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/35.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","desc":""}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/35.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/35.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..ff41d80b69b3988d581ebc57d5e03dc8a5a6badd
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/35.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;desc=\\\"
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/36.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/36.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..349a7e0dd93cb9eedded31e13fb39b3729d8c4b6
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/36.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","desc":""}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/36.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/36.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..a702069f7d7cb2f0514421c2a94041c7adae8671
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/36.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;desc=\\"\
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/37.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/37.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..349a7e0dd93cb9eedded31e13fb39b3729d8c4b6
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/37.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","desc":""}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/37.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/37.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..ecc3756393ec87f79e9efb6d98476dd6868e5fc1
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/37.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;desc=\\""
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/38.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/38.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..349a7e0dd93cb9eedded31e13fb39b3729d8c4b6
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/38.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","desc":""}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/38.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/38.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..b13d9f419f600dfa67d058d1164c1cd5e7428d9d
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/38.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;desc=\"\\
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/39.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/39.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..349a7e0dd93cb9eedded31e13fb39b3729d8c4b6
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/39.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","desc":""}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/39.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/39.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..029722365679d735a25b5a7075d3d7e72a180c38
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/39.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;desc=\"\"
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/4.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/4.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..966e9634e3f668786c5e51522f5d126345dce2a8
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/4.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","desc":"description"}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/4.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/4.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..e929723eed614d35123d295bca147b9d32833c97
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/4.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;desc=description
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/40.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/40.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..349a7e0dd93cb9eedded31e13fb39b3729d8c4b6
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/40.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","desc":""}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/40.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/40.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..9dd5cd4a76d843891076fdf1f5ecb878c6bdb36d
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/40.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;desc=\""\
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/41.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/41.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..349a7e0dd93cb9eedded31e13fb39b3729d8c4b6
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/41.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","desc":""}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/41.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/41.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..c5a006cd4a19272d4364940ab5b58ded4fbbdc1a
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/41.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;desc=\"""
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/42.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/42.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..349a7e0dd93cb9eedded31e13fb39b3729d8c4b6
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/42.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","desc":""}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/42.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/42.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..8a04d7c7f673d2fba55a3b8b7e7c99f99bfdb020
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/42.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;desc="\\\
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/43.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/43.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..f3ac7dcc2a6cb5c288ffc0629fa5942388bb04a0
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/43.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","desc":"\\"}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/43.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/43.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..8208c16ff314368e09000b4d673a3721242be4ad
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/43.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;desc="\\"
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/44.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/44.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..349a7e0dd93cb9eedded31e13fb39b3729d8c4b6
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/44.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","desc":""}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/44.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/44.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..e50f42b37779e1aba296a197646c43bb9e6dbfb8
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/44.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;desc="\"\
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/45.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/45.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..82de6a40e5d5aec8c41ea8356df490c6bc519158
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/45.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","desc":"\""}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/45.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/45.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..055df4fbd48484e99eab0810e072ac74818a2612
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/45.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;desc="\""
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/46.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/46.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..349a7e0dd93cb9eedded31e13fb39b3729d8c4b6
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/46.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","desc":""}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/46.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/46.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..5d7ef807f6ca34c5e38ce7479fed90d391594aa5
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/46.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;desc=""\\
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/47.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/47.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..349a7e0dd93cb9eedded31e13fb39b3729d8c4b6
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/47.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","desc":""}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/47.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/47.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..f52c6e8ae27ba3c7b9830b8b74de67ee43da012d
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/47.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;desc=""\"
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/48.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/48.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..349a7e0dd93cb9eedded31e13fb39b3729d8c4b6
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/48.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","desc":""}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/48.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/48.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..9eeadd38d3941ae9f7d07b858f4c1d5b81d99309
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/48.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;desc="""\
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/49.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/49.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..349a7e0dd93cb9eedded31e13fb39b3729d8c4b6
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/49.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","desc":""}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/49.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/49.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..2dbff3ca6cce65a406eb26f0e281714472cf25ba
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/49.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;desc=""""
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/5.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/5.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..966e9634e3f668786c5e51522f5d126345dce2a8
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/5.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","desc":"description"}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/5.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/5.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..c083f605b373dbc16d30b709a8bedb0b9e2263ec
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/5.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;desc="description"
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/50.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/50.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..413d9b65bc1f2078d90aa9be48062b4a0eaf2cf9
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/50.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","dur":12.3,"desc":"description1"},{"name":"metric","dur":45.6,"desc":"description2"}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/50.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/50.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..c8ac573fa2173dd84ca6991b7068112521f7ca94
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/50.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;dur=12.3;desc=description1,metric;dur=45.6;desc=description2
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/51.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/51.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..fc827f8735a569a720a957c57f0c20b469a5d4c2
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/51.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","dur":123.4,"desc":"description"}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/51.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/51.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..5825a547c92af0cf397ced47914bb946c36e0de5
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/51.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;DuR=123.4;DeSc=description
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/52.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/52.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..a97e9d0d0f895181e69aa7c6d092cca3bbd8be26
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/52.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"MeTrIc","desc":"DeScRiPtIoN"}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/52.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/52.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..f5fcff981c3cf6bc0c5398bf795cc3a774cdc528
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/52.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: MeTrIc;desc=DeScRiPtIoN
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/53.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/53.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..adf74faaf1b9c10bd2857d776bd81e99c805185d
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/53.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","dur":0}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/53.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/53.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..3de0f19046d49807bd265991d19a7cee798f658e
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/53.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;dur=foo
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/54.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/54.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..adf74faaf1b9c10bd2857d776bd81e99c805185d
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/54.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","dur":0}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/54.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/54.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..78f670422c8395ed36dcb95ce759e9fbb2ed66b4
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/54.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;dur="foo"
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/55.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/55.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..429b528375e8e818a9030448c1759bcd3aa7cb74
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/55.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric1","desc":"description","dur":123.4},{"name":"metric2"}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/55.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/55.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..578232a4ab78e0bcbe0c73de0da21bfcd52be580
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/55.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric1;foo=bar;desc=description;foo=bar;dur=123.4;foo=bar,metric2
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/56.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/56.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..b763b8145e5fc57980ed865109e03539e91bce76
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/56.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","dur":123.4}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/56.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/56.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..8a220ab50aa7f05102048fdcd307f865c5e12497
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/56.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;dur=123.4;dur=567.8
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/57.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/57.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..adf74faaf1b9c10bd2857d776bd81e99c805185d
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/57.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","dur":0}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/57.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/57.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..2614e2034cd600e3af64053a2983d71fe59b694e
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/57.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;dur=foo;dur=567.8
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/58.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/58.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..05004e5802601eca956433c0b780be2fbec3fe03
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/58.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","desc":"description1"}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/58.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/58.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..e5ef56948b972e4dbfd897042e836dc2efd5d04d
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/58.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;desc=description1;desc=description2
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/59.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/59.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..c9a9a98c5eb89863ef810c4c5f4e15fdb120dc25
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/59.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","dur":0,"desc":"description"}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/59.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/59.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..5b44836e706a70888d142c9bfeab9c5add64345c
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/59.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;dur;dur=123.4;desc=description
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/6.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/6.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..fc827f8735a569a720a957c57f0c20b469a5d4c2
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/6.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","dur":123.4,"desc":"description"}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/6.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/6.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..5dbc9d6552408bf661f3e8a821d727f9a916de76
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/6.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;dur=123.4;desc=description
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/60.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/60.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..c9a9a98c5eb89863ef810c4c5f4e15fdb120dc25
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/60.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","dur":0,"desc":"description"}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/60.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/60.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..bfbddf111a9344a3a5d4262a912365b0a0fd5689
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/60.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;dur=;dur=123.4;desc=description
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/61.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/61.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..ce7d800979e19bf47a413126155c059767ab869e
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/61.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","desc":"","dur":123.4}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/61.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/61.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..6d605ad8570a79c3764c972217a07f712fb8d989
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/61.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;desc;desc=description;dur=123.4
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/62.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/62.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..ce7d800979e19bf47a413126155c059767ab869e
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/62.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","desc":"","dur":123.4}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/62.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/62.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..182a81a7bfdbdfc977c4f46cdb9b3c42b179f816
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/62.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;desc=;desc=description;dur=123.4
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/63.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/63.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..d6842ba988d66bae60ae1e04fb74fadc641f0508
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/63.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","desc":"d1","dur":123.4}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/63.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/63.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..8e9b117988bfea9ea70f4a92dd9530dba7b712ee
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/63.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;desc=d1 d2;dur=123.4
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/64.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/64.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..88037d15dd9feb9d915f937d07ce45b1454137e4
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/64.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric1","desc":"d1"},{"name":"metric2"}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/64.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/64.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..b1dd0cc5b4984fa5558f1a3ba4117cc027d7d7f4
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/64.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric1;desc=d1 d2,metric2
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/65.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/65.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..d6842ba988d66bae60ae1e04fb74fadc641f0508
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/65.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","desc":"d1","dur":123.4}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/65.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/65.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..63946cdd0846f4b6742c3d7d5b999fed5fc53c4e
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/65.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;desc="d1" d2;dur=123.4
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/66.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/66.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..88037d15dd9feb9d915f937d07ce45b1454137e4
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/66.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric1","desc":"d1"},{"name":"metric2"}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/66.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/66.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..bddbb2cbb6c25b46e5f04d57cadabafe9cc1227b
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/66.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric1;desc="d1" d2,metric2
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/67.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/67.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..03b778bd84560b558573a6a6bb8486d4bef82cf3
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/67.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric"}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/67.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/67.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..5fe55cc32ad5efb37d67f4de7d9e262bb5ca5997
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/67.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric==   ""foo;dur=123.4
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/68.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/68.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..e6946c38dbbbbf91027553618f67012453dcacda
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/68.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric1"}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/68.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/68.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..27dabbe090a0e696c918cbc6cb2a25ba9ef2c21e
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/68.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric1==   ""foo,metric2
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/69.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/69.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..adf74faaf1b9c10bd2857d776bd81e99c805185d
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/69.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","dur":0}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/69.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/69.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..55282410e7e11650caf7d364ca583c17693b4c33
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/69.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;dur foo=12
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/7.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/7.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..02f8c3c84d8ddc727a9b6fd17c3bec6784d43972
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/7.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","desc":"description","dur":123.4}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/7.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/7.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..c6369005d8eb89576fa2ef868eb7998cbf551e1f
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/7.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;desc=description;dur=123.4
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/70.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/70.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..03b778bd84560b558573a6a6bb8486d4bef82cf3
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/70.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric"}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/70.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/70.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..aa8f70bd90c1d33cc67fd734cdf3ade0f5a7820f
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/70.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;foo dur=12
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/71.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/71.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..2848a1c82bb4d5da1d0e05d66700d1498ec95002
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/71.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/71.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/71.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..26fcf28e39e1fab47c90749b75a8f734547a3672
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/71.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing:  
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/72.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/72.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..2848a1c82bb4d5da1d0e05d66700d1498ec95002
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/72.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/72.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/72.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..74e059fd74c0e0f7e888a0b83f0f541388a041bd
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/72.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: =
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/73.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/73.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..2848a1c82bb4d5da1d0e05d66700d1498ec95002
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/73.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/73.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/73.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..eeaebdf48f1a85ef6d3814602a51a4b89dc49be7
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/73.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: [
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/74.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/74.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..2848a1c82bb4d5da1d0e05d66700d1498ec95002
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/74.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/74.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/74.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..b4f3c562f6ba4b08503f59e77b2be7f1884333d8
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/74.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: ]
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/75.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/75.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..2848a1c82bb4d5da1d0e05d66700d1498ec95002
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/75.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/75.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/75.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..9a3684d48e3b6704f19c9c72c7f2c2eaf859f2c5
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/75.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: ;
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/76.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/76.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..2848a1c82bb4d5da1d0e05d66700d1498ec95002
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/76.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/76.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/76.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..79cbd0c4d593e06fe467526de997b6e44bdbd9fb
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/76.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: ,
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/77.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/77.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..2848a1c82bb4d5da1d0e05d66700d1498ec95002
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/77.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/77.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/77.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..888fa71e64b001bd3427f57433cac84ef67de4e8
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/77.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: =;
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/78.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/78.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..2848a1c82bb4d5da1d0e05d66700d1498ec95002
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/78.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/78.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/78.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..fc40e706cdedb92ff54fb84a7fd5fa1eacbfe7f1
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/78.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: ;=
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/79.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/79.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..2848a1c82bb4d5da1d0e05d66700d1498ec95002
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/79.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/79.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/79.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..0516c4cc0575eae7383cf406d05e0d7997ca6374
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/79.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: =,
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/8.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/8.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..711e38181028762af3d670c6b53a57b703ef7490
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/8.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"aB3!#$%&'*+-.^_`|~"}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/8.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/8.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..1d1bb026dd92a635ddb6c541308dbb3112c968de
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/8.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: aB3!#$%&'*+-.^_`|~
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/80.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/80.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..2848a1c82bb4d5da1d0e05d66700d1498ec95002
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/80.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/80.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/80.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..03b3909f5589229e8cf2ea7789bb5b0ebb177e4e
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/80.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: ,=
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/81.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/81.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..2848a1c82bb4d5da1d0e05d66700d1498ec95002
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/81.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/81.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/81.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..680d2a2422ef01210959de395825dbfd7456a354
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/81.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: ;,
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/82.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/82.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..2848a1c82bb4d5da1d0e05d66700d1498ec95002
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/82.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/82.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/82.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..7ab1448b88e4f653cc5e6ec9cf03e17ebf1ee1ed
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/82.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: ,;
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/83.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/83.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..2848a1c82bb4d5da1d0e05d66700d1498ec95002
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/83.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/83.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/83.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..bd079bc62a73def83349ef7e79432f9feb53ea91
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/83.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: =;,
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/9.js b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/9.js
>new file mode 100644
>index 0000000000000000000000000000000000000000..3048f3fa7ae970bfe0997f1221c73f520336fb43
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/9.js
>@@ -0,0 +1 @@
>+testServerTiming(document.currentScript, [{"name":"metric","desc":"descr;,=iption","dur":123.4}])
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/9.js.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/9.js.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..c385706d334c7d0283c924aab6c7461c76495ac2
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/9.js.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric;desc="descr;,=iption";dur=123.4
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/w3c-import.log b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/w3c-import.log
>new file mode 100644
>index 0000000000000000000000000000000000000000..c572c164fe63c96c5af925771a074bc6a1277dc4
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/w3c-import.log
>@@ -0,0 +1,184 @@
>+The tests in this directory were imported from the W3C repository.
>+Do NOT modify these tests directly in WebKit.
>+Instead, create a pull request on the WPT github:
>+	https://github.com/w3c/web-platform-tests
>+
>+Then run the Tools/Scripts/import-w3c-tests in WebKit to reimport
>+
>+Do NOT modify or remove this file.
>+
>+------------------------------------------------------------------------
>+Properties requiring vendor prefixes:
>+None
>+Property values requiring vendor prefixes:
>+None
>+------------------------------------------------------------------------
>+List of files:
>+/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/0.js
>+/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/0.js.sub.headers
>+/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/1.js
>+/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/1.js.sub.headers
>+/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/10.js
>+/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/10.js.sub.headers
>+/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/11.js
>+/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/11.js.sub.headers
>+/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/12.js
>+/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/12.js.sub.headers
>+/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/13.js
>+/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/13.js.sub.headers
>+/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/14.js
>+/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/14.js.sub.headers
>+/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/15.js
>+/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/15.js.sub.headers
>+/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/16.js
>+/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/16.js.sub.headers
>+/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/parsing/17.js
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>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/w3c-import.log b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/w3c-import.log
>new file mode 100644
>index 0000000000000000000000000000000000000000..1ed6e43ae7f08c5c9bc77a5079882876be346e28
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/resources/w3c-import.log
>@@ -0,0 +1,20 @@
>+The tests in this directory were imported from the W3C repository.
>+Do NOT modify these tests directly in WebKit.
>+Instead, create a pull request on the WPT github:
>+	https://github.com/w3c/web-platform-tests
>+
>+Then run the Tools/Scripts/import-w3c-tests in WebKit to reimport
>+
>+Do NOT modify or remove this file.
>+
>+------------------------------------------------------------------------
>+Properties requiring vendor prefixes:
>+None
>+Property values requiring vendor prefixes:
>+None
>+------------------------------------------------------------------------
>+List of files:
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>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/server_timing_header-parsing-expected.txt b/LayoutTests/imported/w3c/web-platform-tests/server-timing/server_timing_header-parsing-expected.txt
>new file mode 100644
>index 0000000000000000000000000000000000000000..153717dd85b42c7895bfdb8329c887d4b5defc03
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/server_timing_header-parsing-expected.txt
>@@ -0,0 +1,326 @@
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>+PASS 30.js - name (metric ?== metric) 
>+PASS 30.js - duration (0 ?== 0) 
>+PASS 30.js - description ( ?== ) 
>+PASS 31.js - count (1 ?== 1) 
>+PASS 31.js - name (metric ?== metric) 
>+PASS 31.js - duration (0 ?== 0) 
>+PASS 31.js - description ( ?== ) 
>+PASS 32.js - count (1 ?== 1) 
>+PASS 32.js - name (metric ?== metric) 
>+PASS 32.js - duration (0 ?== 0) 
>+PASS 32.js - description ( ?== ) 
>+PASS 33.js - count (1 ?== 1) 
>+PASS 33.js - name (metric ?== metric) 
>+PASS 33.js - duration (0 ?== 0) 
>+PASS 33.js - description ( ?== ) 
>+PASS 34.js - count (1 ?== 1) 
>+PASS 34.js - name (metric ?== metric) 
>+PASS 34.js - duration (0 ?== 0) 
>+PASS 34.js - description ( ?== ) 
>+PASS 35.js - count (1 ?== 1) 
>+PASS 35.js - name (metric ?== metric) 
>+PASS 35.js - duration (0 ?== 0) 
>+PASS 35.js - description ( ?== ) 
>+PASS 36.js - count (1 ?== 1) 
>+PASS 36.js - name (metric ?== metric) 
>+PASS 36.js - duration (0 ?== 0) 
>+PASS 36.js - description ( ?== ) 
>+PASS 37.js - count (1 ?== 1) 
>+PASS 37.js - name (metric ?== metric) 
>+PASS 37.js - duration (0 ?== 0) 
>+PASS 37.js - description ( ?== ) 
>+PASS 38.js - count (1 ?== 1) 
>+PASS 38.js - name (metric ?== metric) 
>+PASS 38.js - duration (0 ?== 0) 
>+PASS 38.js - description ( ?== ) 
>+PASS 39.js - count (1 ?== 1) 
>+PASS 39.js - name (metric ?== metric) 
>+PASS 39.js - duration (0 ?== 0) 
>+PASS 39.js - description ( ?== ) 
>+PASS 40.js - count (1 ?== 1) 
>+PASS 40.js - name (metric ?== metric) 
>+PASS 40.js - duration (0 ?== 0) 
>+PASS 40.js - description ( ?== ) 
>+PASS 41.js - count (1 ?== 1) 
>+PASS 41.js - name (metric ?== metric) 
>+PASS 41.js - duration (0 ?== 0) 
>+PASS 41.js - description ( ?== ) 
>+PASS 42.js - count (1 ?== 1) 
>+PASS 42.js - name (metric ?== metric) 
>+PASS 42.js - duration (0 ?== 0) 
>+PASS 42.js - description ( ?== ) 
>+PASS 43.js - count (1 ?== 1) 
>+PASS 43.js - name (metric ?== metric) 
>+PASS 43.js - duration (0 ?== 0) 
>+PASS 43.js - description (\ ?== \) 
>+PASS 44.js - count (1 ?== 1) 
>+PASS 44.js - name (metric ?== metric) 
>+PASS 44.js - duration (0 ?== 0) 
>+PASS 44.js - description ( ?== ) 
>+PASS 45.js - count (1 ?== 1) 
>+PASS 45.js - name (metric ?== metric) 
>+PASS 45.js - duration (0 ?== 0) 
>+PASS 45.js - description (" ?== ") 
>+PASS 46.js - count (1 ?== 1) 
>+PASS 46.js - name (metric ?== metric) 
>+PASS 46.js - duration (0 ?== 0) 
>+PASS 46.js - description ( ?== ) 
>+PASS 47.js - count (1 ?== 1) 
>+PASS 47.js - name (metric ?== metric) 
>+PASS 47.js - duration (0 ?== 0) 
>+PASS 47.js - description ( ?== ) 
>+PASS 48.js - count (1 ?== 1) 
>+PASS 48.js - name (metric ?== metric) 
>+PASS 48.js - duration (0 ?== 0) 
>+PASS 48.js - description ( ?== ) 
>+PASS 49.js - count (1 ?== 1) 
>+PASS 49.js - name (metric ?== metric) 
>+PASS 49.js - duration (0 ?== 0) 
>+PASS 49.js - description ( ?== ) 
>+PASS 50.js - count (2 ?== 2) 
>+PASS 50.js - [0].name (metric ?== metric) 
>+PASS 50.js - [0].duration (12.3 ?== 12.3) 
>+PASS 50.js - [0].description (description1 ?== description1) 
>+PASS 50.js - [1].name (metric ?== metric) 
>+PASS 50.js - [1].duration (45.6 ?== 45.6) 
>+PASS 50.js - [1].description (description2 ?== description2) 
>+PASS 51.js - count (1 ?== 1) 
>+PASS 51.js - name (metric ?== metric) 
>+PASS 51.js - duration (123.4 ?== 123.4) 
>+PASS 51.js - description (description ?== description) 
>+PASS 52.js - count (1 ?== 1) 
>+PASS 52.js - name (MeTrIc ?== MeTrIc) 
>+PASS 52.js - duration (0 ?== 0) 
>+PASS 52.js - description (DeScRiPtIoN ?== DeScRiPtIoN) 
>+PASS 53.js - count (1 ?== 1) 
>+PASS 53.js - name (metric ?== metric) 
>+PASS 53.js - duration (0 ?== 0) 
>+PASS 53.js - description ( ?== ) 
>+PASS 54.js - count (1 ?== 1) 
>+PASS 54.js - name (metric ?== metric) 
>+PASS 54.js - duration (0 ?== 0) 
>+PASS 54.js - description ( ?== ) 
>+PASS 55.js - count (2 ?== 2) 
>+PASS 55.js - [0].name (metric1 ?== metric1) 
>+PASS 55.js - [0].duration (123.4 ?== 123.4) 
>+PASS 55.js - [0].description (description ?== description) 
>+PASS 55.js - [1].name (metric2 ?== metric2) 
>+PASS 55.js - [1].duration (0 ?== 0) 
>+PASS 55.js - [1].description ( ?== ) 
>+PASS 56.js - count (1 ?== 1) 
>+PASS 56.js - name (metric ?== metric) 
>+PASS 56.js - duration (123.4 ?== 123.4) 
>+PASS 56.js - description ( ?== ) 
>+PASS 57.js - count (1 ?== 1) 
>+PASS 57.js - name (metric ?== metric) 
>+PASS 57.js - duration (0 ?== 0) 
>+PASS 57.js - description ( ?== ) 
>+PASS 58.js - count (1 ?== 1) 
>+PASS 58.js - name (metric ?== metric) 
>+PASS 58.js - duration (0 ?== 0) 
>+PASS 58.js - description (description1 ?== description1) 
>+PASS 59.js - count (1 ?== 1) 
>+PASS 59.js - name (metric ?== metric) 
>+PASS 59.js - duration (0 ?== 0) 
>+PASS 59.js - description (description ?== description) 
>+PASS 60.js - count (1 ?== 1) 
>+PASS 60.js - name (metric ?== metric) 
>+PASS 60.js - duration (0 ?== 0) 
>+PASS 60.js - description (description ?== description) 
>+PASS 61.js - count (1 ?== 1) 
>+PASS 61.js - name (metric ?== metric) 
>+PASS 61.js - duration (123.4 ?== 123.4) 
>+PASS 61.js - description ( ?== ) 
>+PASS 62.js - count (1 ?== 1) 
>+PASS 62.js - name (metric ?== metric) 
>+PASS 62.js - duration (123.4 ?== 123.4) 
>+PASS 62.js - description ( ?== ) 
>+PASS 63.js - count (1 ?== 1) 
>+PASS 63.js - name (metric ?== metric) 
>+PASS 63.js - duration (123.4 ?== 123.4) 
>+PASS 63.js - description (d1 ?== d1) 
>+PASS 64.js - count (2 ?== 2) 
>+PASS 64.js - [0].name (metric1 ?== metric1) 
>+PASS 64.js - [0].duration (0 ?== 0) 
>+PASS 64.js - [0].description (d1 ?== d1) 
>+PASS 64.js - [1].name (metric2 ?== metric2) 
>+PASS 64.js - [1].duration (0 ?== 0) 
>+PASS 64.js - [1].description ( ?== ) 
>+PASS 65.js - count (1 ?== 1) 
>+PASS 65.js - name (metric ?== metric) 
>+PASS 65.js - duration (123.4 ?== 123.4) 
>+PASS 65.js - description (d1 ?== d1) 
>+PASS 66.js - count (2 ?== 2) 
>+PASS 66.js - [0].name (metric1 ?== metric1) 
>+PASS 66.js - [0].duration (0 ?== 0) 
>+PASS 66.js - [0].description (d1 ?== d1) 
>+PASS 66.js - [1].name (metric2 ?== metric2) 
>+PASS 66.js - [1].duration (0 ?== 0) 
>+PASS 66.js - [1].description ( ?== ) 
>+PASS 67.js - count (1 ?== 1) 
>+PASS 67.js - name (metric ?== metric) 
>+PASS 67.js - duration (0 ?== 0) 
>+PASS 67.js - description ( ?== ) 
>+PASS 68.js - count (1 ?== 1) 
>+PASS 68.js - name (metric1 ?== metric1) 
>+PASS 68.js - duration (0 ?== 0) 
>+PASS 68.js - description ( ?== ) 
>+PASS 69.js - count (1 ?== 1) 
>+PASS 69.js - name (metric ?== metric) 
>+PASS 69.js - duration (0 ?== 0) 
>+PASS 69.js - description ( ?== ) 
>+PASS 70.js - count (1 ?== 1) 
>+PASS 70.js - name (metric ?== metric) 
>+PASS 70.js - duration (0 ?== 0) 
>+PASS 70.js - description ( ?== ) 
>+PASS 71.js - count (0 ?== 0) 
>+PASS 72.js - count (0 ?== 0) 
>+PASS 73.js - count (0 ?== 0) 
>+PASS 74.js - count (0 ?== 0) 
>+PASS 75.js - count (0 ?== 0) 
>+PASS 76.js - count (0 ?== 0) 
>+PASS 77.js - count (0 ?== 0) 
>+PASS 78.js - count (0 ?== 0) 
>+PASS 79.js - count (0 ?== 0) 
>+PASS 80.js - count (0 ?== 0) 
>+PASS 81.js - count (0 ?== 0) 
>+PASS 82.js - count (0 ?== 0) 
>+PASS 83.js - count (0 ?== 0) 
>+
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/server_timing_header-parsing.html b/LayoutTests/imported/w3c/web-platform-tests/server-timing/server_timing_header-parsing.html
>new file mode 100644
>index 0000000000000000000000000000000000000000..50396ed642f4e820b1fbd60779d8c7e7e5b1d514
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/server_timing_header-parsing.html
>@@ -0,0 +1,49 @@
>+<!DOCTYPE html>
>+
>+
>+<head>
>+    <meta charset='utf-8' />
>+    <script src="/resources/testharness.js"></script>
>+    <script src='/resources/testharnessreport.js'></script>
>+    <script src="/common/performance-timeline-utils.js"></script>
>+    <script>
>+      setup({explicit_done: true})
>+      const tests = []
>+      const urlToIndex = {}
>+      function testServerTiming(script, expectedResults) {
>+        const url = script.src
>+        tests[urlToIndex[url]] = {url, expectedResults}
>+      }
>+      function runTests() {
>+        tests.forEach(function({url, expectedResults}) {
>+          const {serverTiming} = performance.getEntriesByName(url)[0]
>+          const fileName = url.substring(url.lastIndexOf('/') + 1)
>+
>+          test_equals(serverTiming.length, expectedResults.length, `${fileName} - count (${serverTiming.length} ?== ${expectedResults.length})`)
>+
>+          expectedResults.forEach(function(expectedResult, i) {
>+            const dur = expectedResult.dur || 0
>+            const desc = expectedResult.desc || ''
>+            const index = expectedResults.length === 1 ? '' : `[${i}].`
>+            test_equals(expectedResult.name, serverTiming[i].name,
>+                `${fileName} - ${index}name (${expectedResult.name} ?== ${serverTiming[i].name})`)
>+            test_equals(dur, serverTiming[i].duration,
>+                `${fileName} - ${index}duration (${dur} ?== ${serverTiming[i].duration})`)
>+            test_equals(desc, serverTiming[i].description,
>+                `${fileName} - ${index}description (${desc} ?== ${serverTiming[i].description})`)
>+          })
>+        })
>+        done()
>+      }
>+      for (let i = 0; i <= 83; i++) {
>+        const script = document.createElement('script')
>+        script.src = `./resources/parsing/${i}.js`
>+        document.getElementsByTagName('head')[0].appendChild(script)
>+        urlToIndex[script.src] = i
>+      }
>+      window.addEventListener('load', runTests)
>+    </script>
>+</head>
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/server_timing_header-parsing.https.html b/LayoutTests/imported/w3c/web-platform-tests/server-timing/server_timing_header-parsing.https.html
>new file mode 100644
>index 0000000000000000000000000000000000000000..50396ed642f4e820b1fbd60779d8c7e7e5b1d514
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/server_timing_header-parsing.https.html
>@@ -0,0 +1,49 @@
>+<!DOCTYPE html>
>+
>+
>+<head>
>+    <meta charset='utf-8' />
>+    <script src="/resources/testharness.js"></script>
>+    <script src='/resources/testharnessreport.js'></script>
>+    <script src="/common/performance-timeline-utils.js"></script>
>+    <script>
>+      setup({explicit_done: true})
>+      const tests = []
>+      const urlToIndex = {}
>+      function testServerTiming(script, expectedResults) {
>+        const url = script.src
>+        tests[urlToIndex[url]] = {url, expectedResults}
>+      }
>+      function runTests() {
>+        tests.forEach(function({url, expectedResults}) {
>+          const {serverTiming} = performance.getEntriesByName(url)[0]
>+          const fileName = url.substring(url.lastIndexOf('/') + 1)
>+
>+          test_equals(serverTiming.length, expectedResults.length, `${fileName} - count (${serverTiming.length} ?== ${expectedResults.length})`)
>+
>+          expectedResults.forEach(function(expectedResult, i) {
>+            const dur = expectedResult.dur || 0
>+            const desc = expectedResult.desc || ''
>+            const index = expectedResults.length === 1 ? '' : `[${i}].`
>+            test_equals(expectedResult.name, serverTiming[i].name,
>+                `${fileName} - ${index}name (${expectedResult.name} ?== ${serverTiming[i].name})`)
>+            test_equals(dur, serverTiming[i].duration,
>+                `${fileName} - ${index}duration (${dur} ?== ${serverTiming[i].duration})`)
>+            test_equals(desc, serverTiming[i].description,
>+                `${fileName} - ${index}description (${desc} ?== ${serverTiming[i].description})`)
>+          })
>+        })
>+        done()
>+      }
>+      for (let i = 0; i <= 83; i++) {
>+        const script = document.createElement('script')
>+        script.src = `./resources/parsing/${i}.js`
>+        document.getElementsByTagName('head')[0].appendChild(script)
>+        urlToIndex[script.src] = i
>+      }
>+      window.addEventListener('load', runTests)
>+    </script>
>+</head>
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/test_server_timing-expected.txt b/LayoutTests/imported/w3c/web-platform-tests/server-timing/test_server_timing-expected.txt
>new file mode 100644
>index 0000000000000000000000000000000000000000..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/test_server_timing.html b/LayoutTests/imported/w3c/web-platform-tests/server-timing/test_server_timing.html
>new file mode 100644
>index 0000000000000000000000000000000000000000..2d43aa2d43b722ff489db10b2df6f2c218e1f1d7
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/test_server_timing.html
>@@ -0,0 +1,45 @@
>+<!DOCTYPE html>
>+<head>
>+    <meta charset='utf-8' />
>+    <script src="/resources/testharness.js"></script>
>+    <script src='/resources/testharnessreport.js'></script>
>+    <script src="/common/performance-timeline-utils.js"></script>
>+    <script>
>+      setup({explicit_done: true})
>+
>+      window.addEventListener('load', function() {
>+        // there should be exactly three server-timing entries, 2 for document, 1 for img#one
>+        test_entries(performance.getEntriesByType('navigation')[0].serverTiming, [{
>+          duration: 1.1,
>+          name: 'metric1',
>+          description: 'document',
>+        }, {
>+          duration: 1.2,
>+          name: 'metric1',
>+          description: 'document',
>+        }])
>+        test_entries(performance.getEntriesByName(document.querySelector('img#one').src)[0].serverTiming, [{
>+          duration: 2.1,
>+          name: 'metric2',
>+          description: 'blue.png',
>+        }])
>+
>+        new PerformanceObserver(function(entryList, observer) {
>+          // there should be exactly one server-timing entry, 1 for img#two
>+          test_entries(entryList.getEntriesByName(document.querySelector('img#two').src)[0].serverTiming, [{
>+            duration: 3.1,
>+            name: 'metric3',
>+            description: 'green.png',
>+          }])
>+          observer.disconnect()
>+          done()
>+        }).observe({entryTypes: ['resource']})
>+
>+        var img = document.createElement('img')
>+        img.id = 'two'
>+        img.src = './resources/green.png'
>+        document.getElementsByTagName('script')[0].parentNode.appendChild(img)
>+      })
>+    </script>
>+</head>
>+<img id='one' src='resources/blue.png'>
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/test_server_timing.html.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/test_server_timing.html.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..ad018b70fd8f98cd174b90a22b833f399f129a1d
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/test_server_timing.html.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric1; dur=1.1; desc=document, metric1; dur=1.2; desc=document
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/test_server_timing.https.html b/LayoutTests/imported/w3c/web-platform-tests/server-timing/test_server_timing.https.html
>new file mode 100644
>index 0000000000000000000000000000000000000000..2d43aa2d43b722ff489db10b2df6f2c218e1f1d7
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/test_server_timing.https.html
>@@ -0,0 +1,45 @@
>+<!DOCTYPE html>
>+<head>
>+    <meta charset='utf-8' />
>+    <script src="/resources/testharness.js"></script>
>+    <script src='/resources/testharnessreport.js'></script>
>+    <script src="/common/performance-timeline-utils.js"></script>
>+    <script>
>+      setup({explicit_done: true})
>+
>+      window.addEventListener('load', function() {
>+        // there should be exactly three server-timing entries, 2 for document, 1 for img#one
>+        test_entries(performance.getEntriesByType('navigation')[0].serverTiming, [{
>+          duration: 1.1,
>+          name: 'metric1',
>+          description: 'document',
>+        }, {
>+          duration: 1.2,
>+          name: 'metric1',
>+          description: 'document',
>+        }])
>+        test_entries(performance.getEntriesByName(document.querySelector('img#one').src)[0].serverTiming, [{
>+          duration: 2.1,
>+          name: 'metric2',
>+          description: 'blue.png',
>+        }])
>+
>+        new PerformanceObserver(function(entryList, observer) {
>+          // there should be exactly one server-timing entry, 1 for img#two
>+          test_entries(entryList.getEntriesByName(document.querySelector('img#two').src)[0].serverTiming, [{
>+            duration: 3.1,
>+            name: 'metric3',
>+            description: 'green.png',
>+          }])
>+          observer.disconnect()
>+          done()
>+        }).observe({entryTypes: ['resource']})
>+
>+        var img = document.createElement('img')
>+        img.id = 'two'
>+        img.src = './resources/green.png'
>+        document.getElementsByTagName('script')[0].parentNode.appendChild(img)
>+      })
>+    </script>
>+</head>
>+<img id='one' src='resources/blue.png'>
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/test_server_timing.https.html.sub.headers b/LayoutTests/imported/w3c/web-platform-tests/server-timing/test_server_timing.https.html.sub.headers
>new file mode 100644
>index 0000000000000000000000000000000000000000..ad018b70fd8f98cd174b90a22b833f399f129a1d
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/test_server_timing.https.html.sub.headers
>@@ -0,0 +1 @@
>+Server-Timing: metric1; dur=1.1; desc=document, metric1; dur=1.2; desc=document
>diff --git a/LayoutTests/imported/w3c/web-platform-tests/server-timing/w3c-import.log b/LayoutTests/imported/w3c/web-platform-tests/server-timing/w3c-import.log
>new file mode 100644
>index 0000000000000000000000000000000000000000..46611a7dc61616fe49bf68144780f5ec677bdd61
>--- /dev/null
>+++ b/LayoutTests/imported/w3c/web-platform-tests/server-timing/w3c-import.log
>@@ -0,0 +1,29 @@
>+The tests in this directory were imported from the W3C repository.
>+Do NOT modify these tests directly in WebKit.
>+Instead, create a pull request on the WPT github:
>+	https://github.com/w3c/web-platform-tests
>+
>+Then run the Tools/Scripts/import-w3c-tests in WebKit to reimport
>+
>+Do NOT modify or remove this file.
>+
>+------------------------------------------------------------------------
>+Properties requiring vendor prefixes:
>+None
>+Property values requiring vendor prefixes:
>+None
>+------------------------------------------------------------------------
>+List of files:
>+/LayoutTests/imported/w3c/web-platform-tests/server-timing/cross_origin.html
>+/LayoutTests/imported/w3c/web-platform-tests/server-timing/navigation_timing_idl.html
>+/LayoutTests/imported/w3c/web-platform-tests/server-timing/navigation_timing_idl.https.html
>+/LayoutTests/imported/w3c/web-platform-tests/server-timing/resource_timing_idl.html
>+/LayoutTests/imported/w3c/web-platform-tests/server-timing/resource_timing_idl.https.html
>+/LayoutTests/imported/w3c/web-platform-tests/server-timing/server_timing_header-parsing.html
>+/LayoutTests/imported/w3c/web-platform-tests/server-timing/server_timing_header-parsing.https.html
>+/LayoutTests/imported/w3c/web-platform-tests/server-timing/service_worker_idl.html
>+/LayoutTests/imported/w3c/web-platform-tests/server-timing/sw.js
>+/LayoutTests/imported/w3c/web-platform-tests/server-timing/test_server_timing.html
>+/LayoutTests/imported/w3c/web-platform-tests/server-timing/test_server_timing.html.sub.headers
>+/LayoutTests/imported/w3c/web-platform-tests/server-timing/test_server_timing.https.html
>+/LayoutTests/imported/w3c/web-platform-tests/server-timing/test_server_timing.https.html.sub.headers

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