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

third_party/WebKit/Source/core/frame/RemoteFrame.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef RemoteFrame_h
 #define RemoteFrame_h
 
 #include "core/CoreExport.h"
 #include "core/dom/RemoteSecurityContext.h"
 #include "core/frame/Frame.h"
@@ skipping 23 matching lines @@
                 bool replaceCurrentItem,
                 UserGestureStatus) override;
   void navigate(const FrameLoadRequest& passedRequest) override;
   void reload(FrameLoadType, ClientRedirectPolicy) override;
   void detach(FrameDetachType) override;
   RemoteSecurityContext* securityContext() const override;
   void printNavigationErrorMessage(const Frame&, const char* reason) override {}
   void printNavigationWarning(const String&) override {}
   bool prepareForCommit() override;
   bool shouldClose() override;
-  WindowProxyManagerBase* getWindowProxyManager() const override;
 
   // FIXME: Remove this method once we have input routing in the browser
   // process. See http://crbug.com/339659.
   void forwardInputEvent(Event*);
 
   void setWebLayer(WebLayer*);
   WebLayer* webLayer() const { return m_webLayer; }
 
   void advanceFocus(WebFocusType, LocalFrame* source);
 
   void setView(RemoteFrameView*);
   void createView();
 
   RemoteFrameView* view() const;
 
   RemoteFrameClient* client() const;
 
  private:
   RemoteFrame(RemoteFrameClient*, FrameHost*, FrameOwner*);
 
+  // Internal Frame helper overrides:
+  WindowProxyManagerBase* getWindowProxyManager() const override;
+
   // Intentionally private to prevent redundant checks when the type is
   // already RemoteFrame.
   bool isLocalFrame() const override { return false; }
   bool isRemoteFrame() const override { return true; }
 
   void detachChildren();
 
   Member<RemoteFrameView> m_view;
   Member<RemoteSecurityContext> m_securityContext;
   Member<RemoteWindowProxyManager> m_windowProxyManager;
   WebLayer* m_webLayer = nullptr;
 };
 
 inline RemoteFrameView* RemoteFrame::view() const {
   return m_view.get();
 }
 
 DEFINE_TYPE_CASTS(RemoteFrame,
                   Frame,
                   remoteFrame,
                   remoteFrame->isRemoteFrame(),
                   remoteFrame.isRemoteFrame());
 
 }  // namespace blink
 
 #endif  // RemoteFrame_h