Refactor the Heap into ThreadHeap to prepare for per thread heaps

third_party/WebKit/Source/modules/compositorworker/CompositorWorkerManager.cpp

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "config.h"
 #include "modules/compositorworker/CompositorWorkerManager.h"
 
 #include "bindings/core/v8/V8Binding.h"
 #include "bindings/core/v8/V8GCController.h"
 #include "bindings/core/v8/V8Initializer.h"
@@ skipping 55 matching lines @@
 WebThreadSupportingGC& CompositorWorkerManager::compositorWorkerThread()
 {
     MutexLocker lock(m_mutex);
     if (!m_thread) {
         ASSERT(isMainThread());
         ASSERT(!m_workerCount);
         // TODO(sadrul): Instead of creating a new thread, retrieve the thread from
         // Platform using a more specialized function
         // (e.g. Platform::compositorWorkerThread()).
         m_platformThread = adoptPtr(Platform::current()->createThread("CompositorWorker Thread"));
-        m_thread = WebThreadSupportingGC::createForThread(m_platformThread.get());
+        m_thread = WebThreadSupportingGC::createForThread(m_platformThread.get(), true);
     }
     return *m_thread.get();
 }
 
 void CompositorWorkerManager::initializeBackingThread()
 {
     ASSERT(m_thread->isCurrentThread());
     MutexLocker lock(m_mutex);
     ++m_workerCount;
     if (m_workerCount > 1)
@@ skipping 56 matching lines @@
 {
     MutexLocker lock(m_mutex);
     ASSERT(isMainThread());
     if (m_workerCount > 1)
         return;
 
     v8::V8::TerminateExecution(m_isolate);
 }
 
 } // namespace blink