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

content/renderer/media/peer_connection_identity_service.h

 // Copyright 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_PEER_CONNECTION_IDENTITY_SERVICE_H_
 #define CONTENT_RENDERER_MEDIA_PEER_CONNECTION_IDENTITY_SERVICE_H_
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "content/public/renderer/render_process_observer.h"
 #include "third_party/libjingle/source/talk/app/webrtc/peerconnectioninterface.h"
 #include "url/gurl.h"
 
 namespace content {
 
 // This class is associated with a peer connection and handles WebRTC DTLS
 // identity requests by delegating to the per-renderer WebRTCIdentityProxy.
 class PeerConnectionIdentityService
     : public webrtc::DTLSIdentityServiceInterface {
  public:
   explicit PeerConnectionIdentityService(const GURL& origin);
 
-  virtual ~PeerConnectionIdentityService();
+  ~PeerConnectionIdentityService() override;
 
   // webrtc::DTLSIdentityServiceInterface implementation.
-  virtual bool RequestIdentity(
-      const std::string& identity_name,
-      const std::string& common_name,
-      webrtc::DTLSIdentityRequestObserver* observer) override;
+  bool RequestIdentity(const std::string& identity_name,
+                       const std::string& common_name,
+                       webrtc::DTLSIdentityRequestObserver* observer) override;
 
  private:
   void OnIdentityReady(const std::string& certificate,
                        const std::string& private_key);
   void OnRequestFailed(int error);
 
   void ResetPendingRequest();
 
   // The origin of the DTLS connection.
   GURL origin_;
   rtc::scoped_refptr<webrtc::DTLSIdentityRequestObserver>
       pending_observer_;
   int pending_request_id_;
 
   DISALLOW_COPY_AND_ASSIGN(PeerConnectionIdentityService);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_MEDIA_PEER_CONNECTION_IDENTITY_SERVICE_H_