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

Source/core/workers/WorkerScriptLoader.h

Index: Source/core/workers/WorkerScriptLoader.h
diff --git a/Source/core/workers/WorkerScriptLoader.h b/Source/core/workers/WorkerScriptLoader.h
index 8e64a097a2baa6cbfddcc562925ec1fc18c47018..45ffe518519638e3afded5ec55c6c8cda406b473 100644
--- a/Source/core/workers/WorkerScriptLoader.h
+++ b/Source/core/workers/WorkerScriptLoader.h
@@ -30,6 +30,7 @@
 
 #include "core/loader/ThreadableLoader.h"
 #include "core/loader/ThreadableLoaderClient.h"
+#include "heap/Handle.h"
 #include "platform/network/ResourceRequest.h"
 #include "platform/weborigin/KURL.h"
 #include "wtf/FastAllocBase.h"
@@ -45,12 +46,13 @@ namespace WebCore {
     class TextResourceDecoder;
     class WorkerScriptLoaderClient;
 
-    class WorkerScriptLoader FINAL : public RefCounted<WorkerScriptLoader>, public ThreadableLoaderClient {
-        WTF_MAKE_FAST_ALLOCATED;
+    class WorkerScriptLoader FINAL : public RefCountedWillBeGarbageCollectedFinalized<WorkerScriptLoader>, public ThreadableLoaderClient {
+        WTF_MAKE_FAST_ALLOCATED_WILL_BE_REMOVED;
+        DECLARE_GC_INFO;
     public:
-        static PassRefPtr<WorkerScriptLoader> create()
+        static PassRefPtrWillBeRawPtr<WorkerScriptLoader> create()
         {
-            return adoptRef(new WorkerScriptLoader());
+            return adoptRefWillBeNoop(new WorkerScriptLoader());
         }
 
         void loadSynchronously(ExecutionContext*, const KURL&, CrossOriginRequestPolicy);
@@ -78,8 +80,10 @@ namespace WebCore {
 
         void setTargetType(ResourceRequest::TargetType targetType) { m_targetType = targetType; }
 
+        void trace(Visitor*) { }
+
     private:
-        friend class WTF::RefCounted<WorkerScriptLoader>;
+        friend class RefCountedWillBeGarbageCollectedFinalized<WorkerScriptLoader>;
 
         WorkerScriptLoader();
         virtual ~WorkerScriptLoader();