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

Source/WebCore/bindings/v8/WorkerScriptController.cpp

Index: Source/WebCore/bindings/v8/WorkerScriptController.cpp
===================================================================
--- Source/WebCore/bindings/v8/WorkerScriptController.cpp	(revision 115369)
+++ Source/WebCore/bindings/v8/WorkerScriptController.cpp	(working copy)
@@ -65,6 +65,12 @@
 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);