Refactor the Heap into ThreadHeap to prepare for per thread heaps

third_party/WebKit/Source/core/html/parser/HTMLParserThread.cpp

 /*
  * Copyright (C) 2013 Google 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 66 matching lines @@
 }
 
 HTMLParserThread* HTMLParserThread::shared()
 {
     return s_sharedThread;
 }
 
 WebThread& HTMLParserThread::platformThread()
 {
     if (!isRunning()) {
-        m_thread = WebThreadSupportingGC::create("HTMLParserThread");
+        m_thread = WebThreadSupportingGC::create("HTMLParserThread", ThreadState::PerThreadHeapDisabled);
         postTask(threadSafeBind(&HTMLParserThread::setupHTMLParserThread, AllowCrossThreadAccess(this)));
     }
     return m_thread->platformThread();
 }
 
 bool HTMLParserThread::isRunning()
 {
     return !!m_thread;
 }
 
 void HTMLParserThread::postTask(PassOwnPtr<Closure> closure)
 {
     platformThread().taskRunner()->postTask(BLINK_FROM_HERE, new Task(closure));
 }
 
 } // namespace blink