Detach the globals of all frames, not just the main frame

third_party/WebKit/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 59 matching lines @@
     // Update the security origin of a document
     // (e.g., after setting docoument.domain).
     void updateSecurityOrigin(SecurityOrigin*);
 
     bool isContextInitialized() { return m_scriptState && !!m_scriptState->perContextData(); }
     bool isGlobalInitialized() { return !m_global.isEmpty(); }
 
     bool initializeIfNeeded();
     void updateDocumentWrapper(v8::Local<v8::Object> wrapper);
 
-    void clearForNavigation();
-    void clearForClose();
+    void clearWindowProxy();
 
     v8::Local<v8::Object> releaseGlobal();
     void setGlobal(v8::Local<v8::Object>);
 
     DOMWrapperWorld& world() { return *m_world; }
 
 private:
     WindowProxy(Frame*, PassRefPtr<DOMWrapperWorld>, v8::Isolate*);
     bool initialize();
 
@@ skipping 20 matching lines @@
     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