Oilpan: move WorkerGlobalScope to oilpan's heap.

Source/core/workers/WorkerLocation.h

 /*
  * 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.
  *
  */
 
 #ifndef WorkerLocation_h
 #define WorkerLocation_h
 
 #include "bindings/v8/ScriptWrappable.h"
 #include "core/dom/DOMURLUtilsReadOnly.h"
+#include "heap/Handle.h"
 #include "platform/weborigin/KURL.h"
 #include "wtf/PassRefPtr.h"
 #include "wtf/RefCounted.h"
 #include "wtf/RefPtr.h"
 #include "wtf/text/WTFString.h"
 
 namespace WebCore {
 
-class WorkerLocation FINAL : public RefCounted<WorkerLocation>, public ScriptWrappable, public DOMURLUtilsReadOnly {
+class WorkerLocation FINAL : public RefCountedWillBeGarbageCollectedFinalized<WorkerLocation>, public ScriptWrappable, public DOMURLUtilsReadOnly {
+    DECLARE_GC_INFO;
 public:
-    static PassRefPtr<WorkerLocation> create(const KURL& url)
+    static PassRefPtrWillBeRawPtr<WorkerLocation> create(const KURL& url)
     {
-        return adoptRef(new WorkerLocation(url));
+        return adoptRefWillBeNoop(new WorkerLocation(url));
     }
 
     virtual KURL url() const OVERRIDE { return m_url; }
     virtual String input() const OVERRIDE
     {
         ASSERT_NOT_REACHED();
         return String();
     }
 
+    void trace(Visitor*) { }
+
 private:
     explicit WorkerLocation(const KURL& url) : m_url(url)
     {
         ScriptWrappable::init(this);
     }
 
     KURL m_url;
 };
 
 } // namespace WebCore
 
 #endif // WorkerLocation_h