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

chrome/browser/media/media_stream_capture_indicator.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_MEDIA_STREAM_CAPTURE_INDICATOR_H_
 #define CHROME_BROWSER_MEDIA_MEDIA_STREAM_CAPTURE_INDICATOR_H_
 
 #include <map>
 #include <string>
 #include <utility>
@@ skipping 23 matching lines @@
  public:
   MediaStreamCaptureIndicator();
 
   // Registers a new media stream for |web_contents| and returns UI object
   // that's used by the content layer to notify about state of the stream.
   scoped_ptr<content::MediaStreamUI> RegisterMediaStream(
       content::WebContents* web_contents,
       const content::MediaStreamDevices& devices);
 
   // Overrides from StatusIconMenuModel::Delegate implementation.
-  virtual void ExecuteCommand(int command_id, int event_flags) override;
+  void ExecuteCommand(int command_id, int event_flags) override;
 
   // Returns true if the |web_contents| is capturing user media (e.g., webcam or
   // microphone input).
   bool IsCapturingUserMedia(content::WebContents* web_contents) const;
 
   // Returns true if the |web_contents| is capturing video (e.g., webcam).
   bool IsCapturingVideo(content::WebContents* web_contents) const;
 
   // Returns true if the |web_contents| is capturing audio (e.g., microphone).
   bool IsCapturingAudio(content::WebContents* web_contents) const;
 
   // Returns true if the |web_contents| itself is being mirrored (e.g., a source
   // of media for remote broadcast).
   bool IsBeingMirrored(content::WebContents* web_contents) const;
 
  private:
   class UIDelegate;
   class WebContentsDeviceUsage;
   friend class WebContentsDeviceUsage;
 
   friend class base::RefCountedThreadSafe<MediaStreamCaptureIndicator>;
-  virtual ~MediaStreamCaptureIndicator();
+  ~MediaStreamCaptureIndicator() override;
 
   // Following functions/variables are executed/accessed only on UI thread.
 
   // Called by WebContentsDeviceUsage when it's about to destroy itself, i.e.
   // when WebContents is being destroyed.
   void UnregisterWebContents(content::WebContents* web_contents);
 
   // Updates the status tray menu. Called by WebContentsDeviceUsage.
   void UpdateNotificationUserInterface();
 
@@ skipping 23 matching lines @@
   UsageMap usage_map_;
 
   // A vector which maps command IDs to their associated WebContents
   // instance. This is rebuilt each time the status tray icon context menu is
   // updated.
   typedef std::vector<content::WebContents*> CommandTargets;
   CommandTargets command_targets_;
 };
 
 #endif  // CHROME_BROWSER_MEDIA_MEDIA_STREAM_CAPTURE_INDICATOR_H_