[ABANDONED] Enable V8 Promises

Source/core/workers/WorkerThread.cpp

 /*
  * Copyright (C) 2008 Apple 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:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 11 matching lines @@
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  *
  */
 
 #include "config.h"
 
 #include "core/workers/WorkerThread.h"
 
 #include "bindings/v8/ScriptSourceCode.h"
+#include "core/dom/Microtask.h"
 #include "core/inspector/InspectorInstrumentation.h"
 #include "core/workers/DedicatedWorkerGlobalScope.h"
 #include "core/workers/WorkerClients.h"
 #include "core/workers/WorkerReportingProxy.h"
 #include "core/workers/WorkerThreadStartupData.h"
 #include "heap/ThreadState.h"
 #include "platform/PlatformThreadData.h"
 #include "platform/weborigin/KURL.h"
 #include "public/platform/Platform.h"
 #include "public/platform/WebWaitableEvent.h"
@@ skipping 64 matching lines @@
 {
     KURL scriptURL = m_startupData->m_scriptURL;
     String sourceCode = m_startupData->m_sourceCode;
     WorkerThreadStartMode startMode = m_startupData->m_startMode;
 
     {
         MutexLocker lock(m_threadCreationMutex);
         ThreadState::attach();
         m_workerGlobalScope = createWorkerGlobalScope(m_startupData.release());
         m_runLoop.setWorkerGlobalScope(workerGlobalScope());
+        // Call performCheckpoint now to call ensureDomInJSContext.
+        Microtask::performCheckpoint();

[adamk, 2014/03/28 17:55:05]

I don't understand why this is here.

 
         if (m_runLoop.terminated()) {
             // The worker was terminated before the thread had a chance to run. Since the context didn't exist yet,
             // forbidExecution() couldn't be called from stop().
             m_workerGlobalScope->script()->forbidExecution();
         }
     }
     // The corresponding call to didStopWorkerRunLoop is in
     // ~WorkerScriptController.
     blink::Platform::current()->didStartWorkerRunLoop(blink::WebWorkerRunLoop(&m_runLoop));
@@ skipping 123 matching lines @@
 void WorkerThread::releaseFastMallocFreeMemoryInAllThreads()
 {
     MutexLocker lock(threadSetMutex());
     HashSet<WorkerThread*>& threads = workerThreads();
     HashSet<WorkerThread*>::iterator end = threads.end();
     for (HashSet<WorkerThread*>::iterator it = threads.begin(); it != end; ++it)
         (*it)->runLoop().postTask(adoptPtr(new ReleaseFastMallocFreeMemoryTask));
 }
 
 } // namespace WebCore