Merge 113818 - Notify observers of WorkerRunLoop stopping before the V8 isolate dies.

Source/WebCore/bindings/v8/WorkerScriptController.cpp

 /*
  * Copyright (C) 2009, 2012 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 47 matching lines @@
     V8BindingPerIsolateData* data = V8BindingPerIsolateData::create(m_isolate);
     data->allStores().append(&m_DOMDataStore);
     data->setDOMDataStore(&m_DOMDataStore);
     m_isolate->Enter();
     m_proxy = adoptPtr(new WorkerContextExecutionProxy(workerContext));
 }
 
 WorkerScriptController::~WorkerScriptController()
 {
     removeAllDOMObjects();
+#if PLATFORM(CHROMIUM)
+    // The corresponding call to didStartWorkerRunLoop is in
+    // WorkerThread::workerThread().
+    // See http://webkit.org/b/83104#c14 for why this is here.
+    PlatformSupport::didStopWorkerRunLoop(&m_workerContext->thread()->runLoop());
+#endif
     m_proxy.clear();
     m_isolate->Exit();
     V8BindingPerIsolateData::dispose(m_isolate);
     m_isolate->Dispose();
 }
 
 void WorkerScriptController::evaluate(const ScriptSourceCode& sourceCode)
 {
     evaluate(sourceCode, 0);
 }
@@ skipping 64 matching lines @@
     // Return 0 if the current executing context is not the worker context.
     if (global.IsEmpty())
         return 0;
     WorkerContext* workerContext = V8WorkerContext::toNative(global);
     return workerContext->script();
 }
 
 } // namespace WebCore
 
 #endif // ENABLE(WORKERS)