Revert of Switch RemoteWindowProxy to use v8::Context::NewRemoteContext.

third_party/WebKit/Source/bindings/core/v8/LocalWindowProxy.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 44 matching lines @@
   // Update document object of the frame.
   void updateDocument();
 
   void namedItemAdded(HTMLDocument*, const AtomicString&);
   void namedItemRemoved(HTMLDocument*, const AtomicString&);
 
   // Update the security origin of a document
   // (e.g., after setting docoument.domain).
   void updateSecurityOrigin(SecurityOrigin*);
 
-  ScriptState* getScriptState() const { return m_scriptState.get(); }
-  v8::Local<v8::Context> contextIfInitialized() const {
-    return m_scriptState ? m_scriptState->context() : v8::Local<v8::Context>();
-  }
-
  private:
   LocalWindowProxy(v8::Isolate*, LocalFrame&, RefPtr<DOMWrapperWorld>);
 
   void initialize() override;
   void disposeContext(GlobalDetachmentBehavior) override;
 
   // Creates a new v8::Context with the window wrapper object as the global
   // object (aka the inner global).  Note that the window wrapper and its
   // prototype chain do not get fully initialized yet, e.g. the window
   // wrapper is not yet associated with the native DOMWindow object.
   void createContext();
 
-  // Associates the window wrapper and its prototype chain with the native
-  // DOMWindow object. Also does some more Window-specific initialization.
-  void setupWindowPrototypeChain();
-
   void setSecurityToken(SecurityOrigin*);
 
   // The JavaScript wrapper for the document object is cached on the global
   // object for fast access. UpdateDocumentProperty sets the wrapper
   // for the current document on the global object.
   void updateDocumentProperty();
 
   // Updates Activity Logger for the current context.
   void updateActivityLogger();
 
   LocalFrame* frame() const { return toLocalFrame(WindowProxy::frame()); }
-
-  RefPtr<ScriptState> m_scriptState;
 };
 
 }  // namespace blink
 
 #endif  // LocalWindowProxy_h