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

third_party/WebKit/public/web/WebRemoteFrame.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 WebRemoteFrame_h
 #define WebRemoteFrame_h
 
 #include "public/platform/WebFeaturePolicy.h"
 #include "public/platform/WebInsecureRequestPolicy.h"
 #include "public/web/WebContentSecurityPolicy.h"
 #include "public/web/WebFrame.h"
 #include "public/web/WebSandboxFlags.h"
 
+namespace v8 {
+class Object;
+};
+
 namespace blink {
 
 enum class WebTreeScopeType;
 class WebFrameClient;
 class WebLayer;
 class WebRemoteFrameClient;
 class WebString;
 
 class WebRemoteFrame : public WebFrame {
  public:
@@ skipping 67 matching lines @@
   // This is called in OOPIF scenarios when an element contained in this
   // frame is about to enter fullscreen.  This frame's owner
   // corresponds to the HTMLFrameOwnerElement to be fullscreened. Calling
   // this prepares FullscreenController to enter fullscreen for that frame
   // owner.
   virtual void willEnterFullscreen() = 0;
 
   // Temporary method to allow embedders to get the script context of a
   // remote frame. This should only be used by legacy code that has not yet
   // migrated over to the new OOPI infrastructure.
-  virtual v8::Local<v8::Context> deprecatedMainWorldScriptContext() const = 0;
+  virtual v8::Local<v8::Object> globalProxy() const = 0;
 
  protected:
   explicit WebRemoteFrame(WebTreeScopeType scope) : WebFrame(scope) {}
 
   // Inherited from WebFrame, but intentionally hidden: it never makes sense
   // to call these on a WebRemoteFrame.
   bool isWebLocalFrame() const override = 0;
   WebLocalFrame* toWebLocalFrame() override = 0;
   bool isWebRemoteFrame() const override = 0;
   WebRemoteFrame* toWebRemoteFrame() override = 0;
 };
 
 }  // namespace blink
 
 #endif  // WebRemoteFrame_h