[ABANDONED] Enable V8 Promises

Source/core/workers/WorkerThread.cpp

Index: Source/core/workers/WorkerThread.cpp
diff --git a/Source/core/workers/WorkerThread.cpp b/Source/core/workers/WorkerThread.cpp
index a956a8221a1fa9e9086eca92b299f28ada1f3af7..ebf5bb290355314f707c987bd30852e06bfd2b4c 100644
--- a/Source/core/workers/WorkerThread.cpp
+++ b/Source/core/workers/WorkerThread.cpp
@@ -29,6 +29,7 @@
 #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"
@@ -113,6 +114,8 @@ void WorkerThread::workerThread()
         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,