Standardize usage of virtual/override/final in media/

media/filters/chunk_demuxer.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 MEDIA_FILTERS_CHUNK_DEMUXER_H_
 #define MEDIA_FILTERS_CHUNK_DEMUXER_H_
 
 #include <deque>
 #include <map>
 #include <string>
@@ skipping 10 matching lines @@
 namespace media {
 
 class FFmpegURLProtocol;
 class SourceState;
 
 class MEDIA_EXPORT ChunkDemuxerStream : public DemuxerStream {
  public:
   typedef std::deque<scoped_refptr<StreamParserBuffer> > BufferQueue;
 
   explicit ChunkDemuxerStream(Type type, bool splice_frames_enabled);
-  virtual ~ChunkDemuxerStream();
+  ~ChunkDemuxerStream() override;
 
   // ChunkDemuxerStream control methods.
   void StartReturningData();
   void AbortReads();
   void CompletePendingReadIfPossible();
   void Shutdown();
 
   // SourceBufferStream manipulation methods.
   void Seek(base::TimeDelta time);
   bool IsSeekWaitingForData() const;
@@ skipping 31 matching lines @@
   // Returns true if the new config is accepted.
   // Returns false if the new config should trigger an error.
   bool UpdateAudioConfig(const AudioDecoderConfig& config, const LogCB& log_cb);
   bool UpdateVideoConfig(const VideoDecoderConfig& config, const LogCB& log_cb);
   void UpdateTextConfig(const TextTrackConfig& config, const LogCB& log_cb);
 
   void MarkEndOfStream();
   void UnmarkEndOfStream();
 
   // DemuxerStream methods.
-  virtual void Read(const ReadCB& read_cb) override;
-  virtual Type type() override;
-  virtual AudioDecoderConfig audio_decoder_config() override;
-  virtual VideoDecoderConfig video_decoder_config() override;
-  virtual bool SupportsConfigChanges() override;
-  virtual VideoRotation video_rotation() override;
+  void Read(const ReadCB& read_cb) override;
+  Type type() override;
+  AudioDecoderConfig audio_decoder_config() override;
+  VideoDecoderConfig video_decoder_config() override;
+  bool SupportsConfigChanges() override;
+  VideoRotation video_rotation() override;
 
   // Returns the text track configuration.  It is an error to call this method
   // if type() != TEXT.
   TextTrackConfig text_track_config();
 
   // Sets the memory limit, in bytes, on the SourceBufferStream.
   void set_memory_limit(int memory_limit) {
     stream_->set_memory_limit(memory_limit);
   }
 
@@ skipping 48 matching lines @@
   //   otherwise ignore them.
   // |log_cb| Run when parsing error messages need to be logged to the error
   //   console.
   // |splice_frames_enabled| Indicates that it's okay to generate splice frames
   //   per the MSE specification.  Renderers must understand DecoderBuffer's
   //   splice_timestamp() field.
   ChunkDemuxer(const base::Closure& open_cb,
                const NeedKeyCB& need_key_cb,
                const LogCB& log_cb,
                bool splice_frames_enabled);
-  virtual ~ChunkDemuxer();
+  ~ChunkDemuxer() override;
 
   // Demuxer implementation.
-  virtual void Initialize(DemuxerHost* host,
-                          const PipelineStatusCB& cb,
-                          bool enable_text_tracks) override;
-  virtual void Stop() override;
-  virtual void Seek(base::TimeDelta time, const PipelineStatusCB&  cb) override;
-  virtual base::Time GetTimelineOffset() const override;
-  virtual DemuxerStream* GetStream(DemuxerStream::Type type) override;
-  virtual base::TimeDelta GetStartTime() const override;
-  virtual Liveness GetLiveness() const override;
+  void Initialize(DemuxerHost* host,
+                  const PipelineStatusCB& cb,
+                  bool enable_text_tracks) override;
+  void Stop() override;
+  void Seek(base::TimeDelta time, const PipelineStatusCB& cb) override;
+  base::Time GetTimelineOffset() const override;
+  DemuxerStream* GetStream(DemuxerStream::Type type) override;
+  base::TimeDelta GetStartTime() const override;
+  Liveness GetLiveness() const override;
 
   // Methods used by an external object to control this demuxer.
   //
   // Indicates that a new Seek() call is on its way. Any pending Reads on the
   // DemuxerStream objects should be aborted immediately inside this call and
   // future Read calls should return kAborted until the Seek() call occurs.
   // This method MUST ALWAYS be called before Seek() is called to signal that
   // the next Seek() call represents the seek point we actually want to return
   // data for.
   // |seek_time| - The presentation timestamp for the seek that triggered this
@@ skipping 213 matching lines @@
 
   // Indicates that splice frame generation is enabled.
   const bool splice_frames_enabled_;
 
   DISALLOW_COPY_AND_ASSIGN(ChunkDemuxer);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_FILTERS_CHUNK_DEMUXER_H_