Abstract media galleries context menu code and use it in scan result dialog.

chrome/browser/ui/views/extensions/media_galleries_dialog_views.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_EXTENSIONS_MEDIA_GALLERIES_DIALOG_VIEWS_H_
 #define CHROME_BROWSER_UI_VIEWS_EXTENSIONS_MEDIA_GALLERIES_DIALOG_VIEWS_H_
 
 #include <map>
 
 #include "base/compiler_specific.h"
 #include "chrome/browser/media_galleries/media_galleries_dialog_controller.h"
 #include "ui/views/context_menu_controller.h"
 #include "ui/views/controls/button/button.h"
 #include "ui/views/window/dialog_delegate.h"
 
-namespace ui {
-class MenuModel;
-}
-
 namespace views {
 class Checkbox;
 class LabelButton;
 class MenuRunner;
 class Widget;
 }
 
 // The media galleries configuration view for Views. It will immediately show
 // upon construction.
 class MediaGalleriesDialogViews : public MediaGalleriesDialog,
@@ skipping 74 matching lines @@
 
   // True if the user has pressed accept.
   bool accepted_;
 
   scoped_ptr<views::MenuRunner> context_menu_runner_;
 
   DISALLOW_COPY_AND_ASSIGN(MediaGalleriesDialogViews);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_EXTENSIONS_MEDIA_GALLERIES_DIALOG_VIEWS_H_