Move MainWorldScriptContext accessor/method from WebFrame to WebLocalFrame.

third_party/WebKit/Source/web/WebLocalFrameImpl.cpp

 /*
  * 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 825 matching lines @@
     return v8::Local<v8::Value>();
   return result;
 }
 
 v8::Local<v8::Context> WebLocalFrameImpl::MainWorldScriptContext() const {
   ScriptState* script_state = ToScriptStateForMainWorld(GetFrame());
   DCHECK(script_state);
   return script_state->GetContext();
 }
 
+v8::Local<v8::Object> WebLocalFrameImpl::GlobalProxy() const {
+  return MainWorldScriptContext()->Global();
+}
+
 bool WebFrame::ScriptCanAccess(WebFrame* target) {
   return BindingSecurity::ShouldAllowAccessToFrame(
       CurrentDOMWindow(MainThreadIsolate()), ToCoreFrame(*target),
       BindingSecurity::ErrorReportOption::kDoNotReport);
 }
 
 void WebLocalFrameImpl::Reload(WebFrameLoadType load_type) {
   // TODO(clamy): Remove this function once RenderFrame calls load for all
   // requests.
   ReloadWithOverrideURL(KURL(), load_type);
@@ skipping 1751 matching lines @@
 TextCheckerClient& WebLocalFrameImpl::GetTextCheckerClient() const {
   return *text_checker_client_;
 }
 
 void WebLocalFrameImpl::SetTextCheckClient(
     WebTextCheckClient* text_check_client) {
   text_check_client_ = text_check_client;
 }
 
 }  // namespace blink