Remove ChromeV8Extension & most of ChromeV8Context

chrome/renderer/extensions/app_window_custom_bindings.h

 // Copyright (c) 2012 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 CHROME_RENDERER_EXTENSIONS_APP_WINDOW_CUSTOM_BINDINGS_H_
 #define CHROME_RENDERER_EXTENSIONS_APP_WINDOW_CUSTOM_BINDINGS_H_
 
-#include "chrome/renderer/extensions/chrome_v8_extension.h"
+#include "extensions/renderer/object_backed_native_handler.h"
 
 namespace extensions {
 class Dispatcher;
 
 // Implements custom bindings for the app.window API.
-class AppWindowCustomBindings : public ChromeV8Extension {
+class AppWindowCustomBindings : public ObjectBackedNativeHandler {
  public:
-  AppWindowCustomBindings(Dispatcher* dispatcher, ChromeV8Context* context);
+  AppWindowCustomBindings(Dispatcher* dispatcher, ScriptContext* context);
 
  private:
   void GetView(const v8::FunctionCallbackInfo<v8::Value>& args);
 
   // Return string containing the HTML <template> for the <window-controls>
   // custom element.
   void GetWindowControlsHtmlTemplate(
       const v8::FunctionCallbackInfo<v8::Value>& args);
 
+  // Dispatcher handle. Not owned.
+  Dispatcher* dispatcher_;
+
   DISALLOW_COPY_AND_ASSIGN(AppWindowCustomBindings);
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_RENDERER_EXTENSIONS_APP_WINDOW_CUSTOM_BINDINGS_H_