Move Extension into extensions namespace

chrome/browser/ui/views/create_application_shortcut_view.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_BROWSER_UI_VIEWS_CREATE_APPLICATION_SHORTCUT_VIEW_H_
 #define CHROME_BROWSER_UI_VIEWS_CREATE_APPLICATION_SHORTCUT_VIEW_H_
 #pragma once
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "chrome/browser/extensions/image_loading_tracker.h"
 #include "chrome/browser/web_applications/web_app.h"
 #include "ui/views/controls/button/button.h"
 #include "ui/views/window/dialog_delegate.h"
 
-class Extension;
 class Profile;
 class TabContentsWrapper;
 class SkBitmap;
 
+namespace extensions {
+class Extension;
+}
+
 namespace views {
 class Checkbox;
 class Label;
 }
 
 // CreateShortcutViewCommon implements a dialog that asks user where to create
 // the shortcut for given web app.  There are two variants of this dialog:
 // Shortcuts that load a URL in an app-like window, and shortcuts that load
 // a chrome app (the kind you see under "apps" on the new tabs page) in an app
 // window.  These are implemented as subclasses of CreateShortcutViewCommon.
@@ skipping 70 matching lines @@
   web_app::IconInfoList unprocessed_icons_;
 
   DISALLOW_COPY_AND_ASSIGN(CreateUrlApplicationShortcutView);
 };
 
 // Create an application shortcut pointing to a chrome application.
 class CreateChromeApplicationShortcutView
     : public CreateApplicationShortcutView,
      public ImageLoadingTracker::Observer {
  public:
-  CreateChromeApplicationShortcutView(Profile* profile, const Extension* app);
+  CreateChromeApplicationShortcutView(Profile* profile,
+                                      const extensions::Extension* app);
   virtual ~CreateChromeApplicationShortcutView();
 
   // Implement ImageLoadingTracker::Observer.  |tracker_| is used to
   // load the app's icon.  This method recieves the icon, and adds
   // it to the "Create Shortcut" dailog box.
   virtual void OnImageLoaded(const gfx::Image& image,
                              const std::string& extension_id,
                              int index) OVERRIDE;
 
  private:
-  const Extension* app_;
+  const extensions::Extension* app_;
   ImageLoadingTracker tracker_;
 
   DISALLOW_COPY_AND_ASSIGN(CreateChromeApplicationShortcutView);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_CREATE_APPLICATION_SHORTCUT_VIEW_H_