Oilpan: move core/workers to oilpan's heap.

Source/core/workers/WorkerGlobalScope.cpp

Index: Source/core/workers/WorkerGlobalScope.cpp
diff --git a/Source/core/workers/WorkerGlobalScope.cpp b/Source/core/workers/WorkerGlobalScope.cpp
index a517c8704513d3fd0cbcb0632728b7eb664c560b..36ccdf0a9b42d0ba99a9ecc9cc6e964f7b74ad73 100644
--- a/Source/core/workers/WorkerGlobalScope.cpp
+++ b/Source/core/workers/WorkerGlobalScope.cpp
@@ -56,6 +56,8 @@
 
 namespace WebCore {
 
+DEFINE_GC_INFO(WorkerGlobalScope);
+
 class CloseWorkerGlobalScopeTask : public ExecutionContextTask {
 public:
     static PassOwnPtr<CloseWorkerGlobalScopeTask> create()
@@ -205,7 +207,7 @@ void WorkerGlobalScope::importScripts(const Vector<String>& urls, ExceptionState
     Vector<KURL>::const_iterator end = completedURLs.end();
 
     for (Vector<KURL>::const_iterator it = completedURLs.begin(); it != end; ++it) {
-        RefPtr<WorkerScriptLoader> scriptLoader(WorkerScriptLoader::create());
+        RefPtrWillBeRawPtr<WorkerScriptLoader> scriptLoader(WorkerScriptLoader::create());
         scriptLoader->setTargetType(ResourceRequest::TargetIsScript);
         scriptLoader->loadSynchronously(executionContext(), *it, AllowCrossOriginRequests);
 
@@ -280,4 +282,11 @@ WorkerEventQueue* WorkerGlobalScope::eventQueue() const
     return m_eventQueue.get();
 }
 
+void WorkerGlobalScope::trace(Visitor* visitor)
+{
+    visitor->trace(m_console);
+    visitor->trace(m_location);
+    visitor->trace(m_navigator);
+}
+
 } // namespace WebCore