Standardize usage of virtual/override/final in content/renderer/

content/renderer/media/peer_connection_tracker.h

 // Copyright (c) 2013 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 CONTENT_RENDERER_MEDIA_PEERCONNECTION_TRACKER_H_
 #define CONTENT_RENDERER_MEDIA_PEERCONNECTION_TRACKER_H_
 
 #include <map>
 
 #include "base/compiler_specific.h"
@@ skipping 18 matching lines @@
 namespace content {
 class RTCMediaConstraints;
 class RTCPeerConnectionHandler;
 
 // This class collects data about each peer connection,
 // sends it to the browser process, and handles messages
 // from the browser process.
 class CONTENT_EXPORT PeerConnectionTracker : public RenderProcessObserver {
  public:
   PeerConnectionTracker();
-  virtual ~PeerConnectionTracker();
+  ~PeerConnectionTracker() override;
 
   enum Source {
     SOURCE_LOCAL,
     SOURCE_REMOTE
   };
 
   enum Action {
     ACTION_SET_LOCAL_DESCRIPTION,
     ACTION_SET_REMOTE_DESCRIPTION,
     ACTION_CREATE_OFFER,
     ACTION_CREATE_ANSWER
   };
 
   // RenderProcessObserver implementation.
-  virtual bool OnControlMessageReceived(const IPC::Message& message) override;
+  bool OnControlMessageReceived(const IPC::Message& message) override;
 
   //
   // The following methods send an update to the browser process when a
   // PeerConnection update happens. The caller should call the Track* methods
   // after calling RegisterPeerConnection and before calling
   // UnregisterPeerConnection, otherwise the Track* call has no effect.
   //
 
   // Sends an update when a PeerConnection has been created in Javascript.
   // This should be called once and only once for each PeerConnection.
@@ skipping 111 matching lines @@
 
   // This keeps track of the next available local ID.
   int next_lid_;
 
   DISALLOW_COPY_AND_ASSIGN(PeerConnectionTracker);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_MEDIA_PEERCONNECTION_TRACKER_H_