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

content/renderer/pepper/video_decoder_shim.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 CONTENT_RENDERER_PEPPER_VIDEO_DECODER_SHIM_H_
 #define CONTENT_RENDERER_PEPPER_VIDEO_DECODER_SHIM_H_
 
 #include <queue>
 #include <vector>
 
@@ skipping 32 matching lines @@
 
 class PepperVideoDecoderHost;
 
 // This class is a shim to wrap a media::VideoDecoder so that it can be used
 // by PepperVideoDecoderHost in place of a media::VideoDecodeAccelerator.
 // This class should be constructed, used, and destructed on the main (render)
 // thread.
 class VideoDecoderShim : public media::VideoDecodeAccelerator {
  public:
   explicit VideoDecoderShim(PepperVideoDecoderHost* host);
-  virtual ~VideoDecoderShim();
+  ~VideoDecoderShim() override;
 
   // media::VideoDecodeAccelerator implementation.
-  virtual bool Initialize(
-      media::VideoCodecProfile profile,
-      media::VideoDecodeAccelerator::Client* client) override;
-  virtual void Decode(const media::BitstreamBuffer& bitstream_buffer) override;
-  virtual void AssignPictureBuffers(
+  bool Initialize(media::VideoCodecProfile profile,
+                  media::VideoDecodeAccelerator::Client* client) override;
+  void Decode(const media::BitstreamBuffer& bitstream_buffer) override;
+  void AssignPictureBuffers(
       const std::vector<media::PictureBuffer>& buffers) override;
-  virtual void ReusePictureBuffer(int32 picture_buffer_id) override;
-  virtual void Flush() override;
-  virtual void Reset() override;
-  virtual void Destroy() override;
+  void ReusePictureBuffer(int32 picture_buffer_id) override;
+  void Flush() override;
+  void Reset() override;
+  void Destroy() override;
 
  private:
   enum State {
     UNINITIALIZED,
     DECODING,
     FLUSHING,
     RESETTING,
   };
 
   struct PendingDecode;
@@ skipping 47 matching lines @@
   uint32_t num_pending_decodes_;
 
   base::WeakPtrFactory<VideoDecoderShim> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(VideoDecoderShim);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_PEPPER_VIDEO_DECODER_SHIM_H_