Oilpan: move ScriptController+WindowProxy to the heap.

Source/bindings/core/v8/WindowProxy.h

 /*
  * Copyright (C) 2009 Google 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 16 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 WindowProxy_h
 #define WindowProxy_h
 
 #include "bindings/core/v8/DOMWrapperWorld.h"
 #include "bindings/core/v8/ScopedPersistent.h"
 #include "bindings/core/v8/ScriptState.h"
+#include "platform/heap/Handle.h"
 #include "platform/weborigin/SecurityOrigin.h"
 #include "wtf/HashMap.h"
 #include "wtf/PassRefPtr.h"
 #include "wtf/RefPtr.h"
 #include "wtf/text/AtomicString.h"
 #include <v8.h>
 
 namespace blink {
 
 class LocalFrame;
 class HTMLDocument;
 class SecurityOrigin;
 
 // WindowProxy represents all the per-global object state for a LocalFrame that
 // persist between navigations.
-class WindowProxy {
+class WindowProxy final : public NoBaseWillBeGarbageCollectedFinalized<WindowProxy> {
 public:
-    static PassOwnPtr<WindowProxy> create(LocalFrame*, DOMWrapperWorld&, v8::Isolate*);
+    static PassOwnPtrWillBeRawPtr<WindowProxy> create(LocalFrame*, DOMWrapperWorld&, v8::Isolate*);
+
+    ~WindowProxy();
+    void trace(Visitor*);
 
     v8::Local<v8::Context> context() const { return m_scriptState ? m_scriptState->context() : v8::Local<v8::Context>(); }
     ScriptState* scriptState() const { return m_scriptState.get(); }
 
     // Update document object of the frame.
     void updateDocument();
 
     void namedItemAdded(HTMLDocument*, const AtomicString&);
     void namedItemRemoved(HTMLDocument*, const AtomicString&);
 
@@ skipping 30 matching lines @@
     // deletes the document wrapper from the global object.
     void updateDocumentProperty();
     void clearDocumentProperty();
 
     // Updates Activity Logger for the current context.
     void updateActivityLogger();
 
     void createContext();
     bool installDOMWindow();
 
-    static WindowProxy* enteredIsolatedWorldContext();
-
-    LocalFrame* m_frame;
+    RawPtrWillBeMember<LocalFrame> m_frame;
     v8::Isolate* m_isolate;
     RefPtr<ScriptState> m_scriptState;
     RefPtr<DOMWrapperWorld> m_world;
     ScopedPersistent<v8::Object> m_global;
     ScopedPersistent<v8::Object> m_document;
 };
 
 } // namespace blink
 
 #endif // WindowProxy_h