Standardize usage of virtual/override/final in media/

media/cast/sender/vp8_encoder.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 MEDIA_CAST_SENDER_CODECS_VP8_VP8_ENCODER_H_
 #define MEDIA_CAST_SENDER_CODECS_VP8_VP8_ENCODER_H_
 
 #include "base/basictypes.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/threading/thread_checker.h"
 #include "media/cast/cast_config.h"
 #include "media/cast/sender/software_video_encoder.h"
 #include "third_party/libvpx/source/libvpx/vpx/vpx_encoder.h"
 
 namespace media {
 class VideoFrame;
 }
 
 namespace media {
 namespace cast {
 
 class Vp8Encoder : public SoftwareVideoEncoder {
  public:
   explicit Vp8Encoder(const VideoSenderConfig& video_config);
 
-  virtual ~Vp8Encoder();
+  ~Vp8Encoder() override;
 
   // SoftwareVideoEncoder implementations.
-  virtual void Initialize() override;
-  virtual void Encode(const scoped_refptr<media::VideoFrame>& video_frame,
-                      const base::TimeTicks& reference_time,
-                      EncodedFrame* encoded_frame) override;
-  virtual void UpdateRates(uint32 new_bitrate) override;
-  virtual void GenerateKeyFrame() override;
-  virtual void LatestFrameIdToReference(uint32 frame_id) override;
+  void Initialize() override;
+  void Encode(const scoped_refptr<media::VideoFrame>& video_frame,
+              const base::TimeTicks& reference_time,
+              EncodedFrame* encoded_frame) override;
+  void UpdateRates(uint32 new_bitrate) override;
+  void GenerateKeyFrame() override;
+  void LatestFrameIdToReference(uint32 frame_id) override;
 
  private:
   enum { kNumberOfVp8VideoBuffers = 3 };
 
   enum Vp8Buffers {
     kAltRefBuffer = 0,
     kGoldenBuffer = 1,
     kLastBuffer = 2,
     kNoBuffer = 3  // Note: must be last.
   };
@@ skipping 52 matching lines @@
   // This is bound to the thread where Initialize() is called.
   base::ThreadChecker thread_checker_;
 
   DISALLOW_COPY_AND_ASSIGN(Vp8Encoder);
 };
 
 }  // namespace cast
 }  // namespace media
 
 #endif  // MEDIA_CAST_SENDER_CODECS_VP8_VP8_ENCODER_H_