Standardize usage of virtual/override/final in media/

This patch was automatically generated by applying clang fixit hints
generated by the plugin to the source tree.

BUG=417463
TBR=ddorwin@chromium.org

Review URL: https://codereview.chromium.org/655713003

Cr-Commit-Position: refs/heads/master@{#300471}

4 files changed, 17 insertions, 17 deletions

diff --git a/media/cast/receiver/audio_decoder.cc b/media/cast/receiver/audio_decoder.cc
index 402ff3b..5f4720e 100644
--- a/media/cast/receiver/audio_decoder.cc
+++ b/media/cast/receiver/audio_decoder.cc
@@ -116,9 +116,9 @@ class AudioDecoder::OpusImpl : public AudioDecoder::ImplBase {
   }
 
  private:
-  virtual ~OpusImpl() {}
+  ~OpusImpl() override {}
 
-  virtual void RecoverBecauseFramesWereDropped() override {
+  void RecoverBecauseFramesWereDropped() override {
     // Passing NULL for the input data notifies the decoder of frame loss.
     const opus_int32 result =
         opus_decode_float(
@@ -126,7 +126,7 @@ class AudioDecoder::OpusImpl : public AudioDecoder::ImplBase {
     DCHECK_GE(result, 0);
   }
 
-  virtual scoped_ptr<AudioBus> Decode(uint8* data, int len) override {
+  scoped_ptr<AudioBus> Decode(uint8* data, int len) override {
     scoped_ptr<AudioBus> audio_bus;
     const opus_int32 num_samples_decoded = opus_decode_float(
         opus_decoder_, data, len, buffer_.get(), max_samples_per_frame_, 0);
@@ -175,9 +175,9 @@ class AudioDecoder::Pcm16Impl : public AudioDecoder::ImplBase {
   }
 
  private:
-  virtual ~Pcm16Impl() {}
+  ~Pcm16Impl() override {}
 
-  virtual scoped_ptr<AudioBus> Decode(uint8* data, int len) override {
+  scoped_ptr<AudioBus> Decode(uint8* data, int len) override {
     scoped_ptr<AudioBus> audio_bus;
     const int num_samples = len / sizeof(int16) / num_channels_;
     if (num_samples <= 0)
diff --git a/media/cast/receiver/cast_receiver_impl.h b/media/cast/receiver/cast_receiver_impl.h
index 23e6a9c..5431393 100644
--- a/media/cast/receiver/cast_receiver_impl.h
+++ b/media/cast/receiver/cast_receiver_impl.h
@@ -29,17 +29,17 @@ class CastReceiverImpl : public CastReceiver {
                    const FrameReceiverConfig& video_config,
                    PacketSender* const packet_sender);
 
-  virtual ~CastReceiverImpl();
+  ~CastReceiverImpl() override;
 
   // CastReceiver implementation.
-  virtual PacketReceiverCallback packet_receiver() override;
-  virtual void RequestDecodedAudioFrame(
+  PacketReceiverCallback packet_receiver() override;
+  void RequestDecodedAudioFrame(
       const AudioFrameDecodedCallback& callback) override;
-  virtual void RequestEncodedAudioFrame(
+  void RequestEncodedAudioFrame(
       const ReceiveEncodedFrameCallback& callback) override;
-  virtual void RequestDecodedVideoFrame(
+  void RequestDecodedVideoFrame(
       const VideoFrameDecodedCallback& callback) override;
-  virtual void RequestEncodedVideoFrame(
+  void RequestEncodedVideoFrame(
       const ReceiveEncodedFrameCallback& callback) override;
 
  private:
diff --git a/media/cast/receiver/frame_receiver.h b/media/cast/receiver/frame_receiver.h
index 396aada..4d673f3 100644
--- a/media/cast/receiver/frame_receiver.h
+++ b/media/cast/receiver/frame_receiver.h
@@ -52,7 +52,7 @@ class FrameReceiver : public RtpPayloadFeedback,
                 EventMediaType event_media_type,
                 PacedPacketSender* const packet_sender);
 
-  virtual ~FrameReceiver();
+  ~FrameReceiver() override;
 
   // Request an encoded frame.
   //
@@ -76,7 +76,7 @@ class FrameReceiver : public RtpPayloadFeedback,
                            size_t payload_size);
 
   // RtpPayloadFeedback implementation.
-  virtual void CastFeedback(const RtcpCastMessage& cast_message) override;
+  void CastFeedback(const RtcpCastMessage& cast_message) override;
 
  private:
   // Processes ready-to-consume packets from |framer_|, decrypting each packet's
diff --git a/media/cast/receiver/video_decoder.cc b/media/cast/receiver/video_decoder.cc
index 1eaa6f3..e536c3e 100644
--- a/media/cast/receiver/video_decoder.cc
+++ b/media/cast/receiver/video_decoder.cc
@@ -114,12 +114,12 @@ class VideoDecoder::Vp8Impl : public VideoDecoder::ImplBase {
   }
 
  private:
-  virtual ~Vp8Impl() {
+  ~Vp8Impl() override {
     if (ImplBase::cast_initialization_status_ == STATUS_VIDEO_INITIALIZED)
       CHECK_EQ(VPX_CODEC_OK, vpx_codec_destroy(&context_));
   }
 
-  virtual scoped_refptr<VideoFrame> Decode(uint8* data, int len) override {
+  scoped_refptr<VideoFrame> Decode(uint8* data, int len) override {
     if (len <= 0 || vpx_codec_decode(&context_,
                                      data,
                                      static_cast<unsigned int>(len),
@@ -181,9 +181,9 @@ class VideoDecoder::FakeImpl : public VideoDecoder::ImplBase {
   }
 
  private:
-  virtual ~FakeImpl() {}
+  ~FakeImpl() override {}
 
-  virtual scoped_refptr<VideoFrame> Decode(uint8* data, int len) override {
+  scoped_refptr<VideoFrame> Decode(uint8* data, int len) override {
     // Make sure this is a JSON string.
     if (!len || data[0] != '{')
       return NULL;