[MediaGalleries] Add context menu for forgetting galleries. [views]

chrome/browser/media_galleries/media_galleries_dialog_controller.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_MEDIA_GALLERIES_MEDIA_GALLERIES_DIALOG_CONTROLLER_H_
 #define CHROME_BROWSER_MEDIA_GALLERIES_MEDIA_GALLERIES_DIALOG_CONTROLLER_H_
 
 #include <list>
 #include <map>
 
@@ skipping 54 matching lines @@
 
   // The title of the dialog view.
   string16 GetHeader() const;
 
   // Explanatory text directly below the title.
   string16 GetSubtext() const;
 
   // Header for unattached devices part of the dialog.
   string16 GetUnattachedLocationsHeader() const;
 
+  // Get the text of the forget context menu command.
+  string16 GetForgetMenuCommand() const;
+
   // Initial state of whether the dialog's confirmation button will be enabled.
   bool HasPermittedGalleries() const;
 
   // Get the set of permissions to attached galleries.
   virtual GalleryPermissionsVector AttachedPermissions() const;
 
   // Get the set of permissions to unattached galleries.
   virtual GalleryPermissionsVector UnattachedPermissions() const;
 
   // Called when the add-folder button in the dialog is clicked.
   virtual void OnAddFolderClicked();
 
   // A checkbox beside a gallery permission was checked. The full set
   // of gallery permissions checkbox settings is sent on every checkbox toggle.
   virtual void DidToggleGalleryId(MediaGalleryPrefId pref_id,
                                   bool enabled);
   virtual void DidToggleNewGallery(const MediaGalleryPrefInfo& gallery,
                                    bool enabled);
 
+  // The forget command in the context menu was selected.
+  virtual void DidForgetGallery(MediaGalleryPrefId pref_id);
+
   // The dialog is being deleted.
   virtual void DialogFinished(bool accepted);
 
   virtual content::WebContents* web_contents();
 
  protected:
   // For use with tests.
   explicit MediaGalleriesDialogController(
       const extensions::Extension& extension);
 
@@ skipping 80 matching lines @@
 
   // The view that's showing.
   scoped_ptr<MediaGalleriesDialog> dialog_;
 
   scoped_refptr<ui::SelectFileDialog> select_folder_dialog_;
 
   DISALLOW_COPY_AND_ASSIGN(MediaGalleriesDialogController);
 };
 
 #endif  // CHROME_BROWSER_MEDIA_GALLERIES_MEDIA_GALLERIES_DIALOG_CONTROLLER_H_