|  | // 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 EXTENSIONS_SHELL_BROWSER_SHELL_EXTENSION_WEB_CONTENTS_OBSERVER_H_ | 
|  | #define EXTENSIONS_SHELL_BROWSER_SHELL_EXTENSION_WEB_CONTENTS_OBSERVER_H_ | 
|  |  | 
|  | #include "base/macros.h" | 
|  | #include "content/public/browser/web_contents_user_data.h" | 
|  | #include "extensions/browser/extension_web_contents_observer.h" | 
|  |  | 
|  | namespace extensions { | 
|  |  | 
|  | // The app_shell version of ExtensionWebContentsObserver. | 
|  | class ShellExtensionWebContentsObserver | 
|  | : public ExtensionWebContentsObserver, | 
|  | public content::WebContentsUserData<ShellExtensionWebContentsObserver> { | 
|  | private: | 
|  | friend class content::WebContentsUserData<ShellExtensionWebContentsObserver>; | 
|  |  | 
|  | explicit ShellExtensionWebContentsObserver( | 
|  | content::WebContents* web_contents); | 
|  | ~ShellExtensionWebContentsObserver() override; | 
|  |  | 
|  | DISALLOW_COPY_AND_ASSIGN(ShellExtensionWebContentsObserver); | 
|  | }; | 
|  |  | 
|  | }  // namespace extensions | 
|  |  | 
|  | #endif  // EXTENSIONS_SHELL_BROWSER_SHELL_EXTENSION_WEB_CONTENTS_OBSERVER_H_ |