Standardize usage of virtual/override/final in chrome/browser/media_galleries

chrome/browser/media_galleries/media_file_system_registry.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.
 
 // MediaFileSystemRegistry registers pictures directories and media devices as
 // File API filesystems and keeps track of the path to filesystem ID mappings.
 
 #ifndef CHROME_BROWSER_MEDIA_GALLERIES_MEDIA_FILE_SYSTEM_REGISTRY_H_
 #define CHROME_BROWSER_MEDIA_GALLERIES_MEDIA_FILE_SYSTEM_REGISTRY_H_
 
@@ skipping 55 matching lines @@
 typedef base::Callback<void(const std::vector<MediaFileSystemInfo>&)>
     MediaFileSystemsCallback;
 
 // Tracks usage of filesystems by extensions.
 // This object lives on the UI thread.
 class MediaFileSystemRegistry
     : public storage_monitor::RemovableStorageObserver,
       public MediaGalleriesPreferences::GalleryChangeObserver {
  public:
   MediaFileSystemRegistry();
-  virtual ~MediaFileSystemRegistry();
+  ~MediaFileSystemRegistry() override;
 
   // Passes to |callback| the list of media filesystem IDs and paths for a
   // given RVH.
   void GetMediaFileSystemsForExtension(
       const content::RenderViewHost* rvh,
       const extensions::Extension* extension,
       const MediaFileSystemsCallback& callback);
 
   // Attempt to register the file system for |pref_id|. If |extension| does not
   // have permission to |pref_id|, sends |callback| FILE_ERROR_NOT_FOUND.
   void RegisterMediaFileSystemForExtension(
       const content::RenderViewHost* rvh,
       const extensions::Extension* extension,
       MediaGalleryPrefId pref_id,
       const base::Callback<void(base::File::Error result)>& callback);
 
   // Returns the media galleries preferences for the specified |profile|.
   // Caller is responsible for ensuring that the preferences are initialized
   // before use.
   MediaGalleriesPreferences* GetPreferences(Profile* profile);
 
   MediaScanManager* media_scan_manager();
   GalleryWatchManager* gallery_watch_manager();
 
   // RemovableStorageObserver implementation.
-  virtual void OnRemovableStorageDetached(
+  void OnRemovableStorageDetached(
       const storage_monitor::StorageInfo& info) override;
 
  private:
   class MediaFileSystemContextImpl;
 
   friend class MediaFileSystemContextImpl;
   friend class MediaFileSystemRegistryTest;
   friend class TestMediaFileSystemContext;
 
   // Map an extension to the ExtensionGalleriesHost.
   typedef std::map<std::string /*extension_id*/,
                    scoped_refptr<ExtensionGalleriesHost> > ExtensionHostMap;
   // Map a profile and extension to the ExtensionGalleriesHost.
   typedef std::map<Profile*, ExtensionHostMap> ExtensionGalleriesHostMap;
 
-  virtual void OnPermissionRemoved(MediaGalleriesPreferences* pref,
-                                   const std::string& extension_id,
-                                   MediaGalleryPrefId pref_id) override;
-  virtual void OnGalleryRemoved(MediaGalleriesPreferences* pref,
-                                MediaGalleryPrefId pref_id) override;
+  void OnPermissionRemoved(MediaGalleriesPreferences* pref,
+                           const std::string& extension_id,
+                           MediaGalleryPrefId pref_id) override;
+  void OnGalleryRemoved(MediaGalleriesPreferences* pref,
+                        MediaGalleryPrefId pref_id) override;
 
   // Look up or create the extension gallery host.
   ExtensionGalleriesHost* GetExtensionGalleryHost(
       Profile* profile,
       MediaGalleriesPreferences* preferences,
       const std::string& extension_id);
 
   void OnExtensionGalleriesHostEmpty(Profile* profile,
                                      const std::string& extension_id);
 
   // This map owns all the ExtensionGalleriesHost objects created.
   ExtensionGalleriesHostMap extension_hosts_map_;
 
   scoped_ptr<MediaFileSystemContext> file_system_context_;
 
   scoped_ptr<MediaScanManager> media_scan_manager_;
   scoped_ptr<GalleryWatchManager> gallery_watch_manager_;
 
   DISALLOW_COPY_AND_ASSIGN(MediaFileSystemRegistry);
 };
 
 #endif  // CHROME_BROWSER_MEDIA_GALLERIES_MEDIA_FILE_SYSTEM_REGISTRY_H_