WebCore/ChangeLog

2010-09-08  Anton Muhin  <antonm@chromium.org>

        Reviewed by NOBODY (OOPS!).

        [v8] bypass caches when query memory usage from post GC and in crash handler.

        https://bugs.webkit.org/show_bug.cgi?id=45036

        Second part of the whole change: now use API introduced in

        http://trac.webkit.org/changeset/66818 and now backed by Chromium.

        * bindings/v8/V8DOMWindowShell.cpp:

        (WebCore::reportFatalErrorInV8):

        * bindings/v8/V8GCController.cpp:

        (WebCore::V8GCController::gcEpilogue):

2010-09-08  Philippe Normand  <pnormand@igalia.com>

        Reviewed by Eric Carlson.

WebCore/bindings/v8/V8DOMWindowShell.cpp

@@static void reportFatalErrorInV8(const char* location, const char* message)

    // FIXME: clean up V8Proxy and disable JavaScript.

    int memoryUsageMB = -1;

#if PLATFORM(CHROMIUM)

88 memoryUsageMB = ChromiumBridge::memoryUsageMB();

88 memoryUsageMB = ChromiumBridge::actualMemoryUsageMB();

#endif

    printf("V8 error: %s (%s).  Current memory usage: %d MB\n", message, location, memoryUsageMB);

    handleFatalErrorInV8();

WebCore/bindings/v8/V8GCController.cpp

@@int getMemoryUsageInMB()

#endif

}

int getActualMemoryUsageInMB()

{

#if PLATFORM(CHROMIUM)

    return ChromiumBridge::actualMemoryUsageMB();

#else

    return 0;

#endif

}

}  // anonymous namespace

void V8GCController::gcEpilogue()

@@void V8GCController::gcEpilogue()

    GCEpilogueVisitor epilogueVisitor;

    visitActiveDOMObjectsInCurrentThread(&epilogueVisitor);

420 workingSetEstimateMB = getMemoryUsageInMB();

429 workingSetEstimateMB = getActualMemoryUsageInMB();

#ifndef NDEBUG

    // Check all survivals are weak.