C++11 override style change for athena

athena/content/app_activity_registry.h

 // 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 ATHENA_CONTENT_APP_ACTIVITY_REGISTRY_H_
 #define ATHENA_CONTENT_APP_ACTIVITY_REGISTRY_H_
 
 #include <vector>
 
 #include "athena/activity/public/activity_view_model.h"
@@ skipping 13 matching lines @@
 class AppActivity;
 
 // This class keeps track of all existing |AppActivity|s and shuts down all of
 // them when the application gets unloaded to save memory. It will then replace
 // the |AppActivity| in the Activity list as proxy to allow restarting of the
 // application.
 class ATHENA_EXPORT AppActivityRegistry {
  public:
   AppActivityRegistry(const std::string& app_id,
                       content::BrowserContext* browser_context);
-  virtual ~AppActivityRegistry();
+  ~AppActivityRegistry();
 
   // Register an |AppActivity| with this application.
   void RegisterAppActivity(AppActivity* app_activity);
 
   // Unregister a previously attached |AppActivity|.
   // Note that detaching the last |AppActivity| will delete this object - unless
   // the resource manager was trying to unload the application.
   // Note furthermore that Detach can be called without ever being registered.
   void UnregisterAppActivity(AppActivity* app_activity);
 
@@ skipping 54 matching lines @@
   SkColor color_;
   base::string16 title_;
   gfx::ImageSkia image_;
 
   DISALLOW_COPY_AND_ASSIGN(AppActivityRegistry);
 };
 
 }  // namespace athena
 
 #endif  // ATHENA_CONTENT_APP_ACTIVITY_REGISTRY_H_