Standardize usage of virtual/override/final in net/

net/quic/congestion_control/pacing_sender.h

Index: net/quic/congestion_control/pacing_sender.h
diff --git a/net/quic/congestion_control/pacing_sender.h b/net/quic/congestion_control/pacing_sender.h
index 2424a858b61bdf5468c027e78b802c6beec251b4..5271dbc2660abbae9276fb8e468c9f3b73f06a2d 100644
--- a/net/quic/congestion_control/pacing_sender.h
+++ b/net/quic/congestion_control/pacing_sender.h
@@ -32,38 +32,38 @@ class NET_EXPORT_PRIVATE PacingSender : public SendAlgorithmInterface {
   PacingSender(SendAlgorithmInterface* sender,
                QuicTime::Delta alarm_granularity,
                uint32 initial_packet_burst);
-  virtual ~PacingSender();
+  ~PacingSender() override;
 
   // SendAlgorithmInterface methods.
-  virtual void SetFromConfig(const QuicConfig& config, bool is_server) override;
-  virtual void SetNumEmulatedConnections(int num_connections) override;
-  virtual void OnIncomingQuicCongestionFeedbackFrame(
+  void SetFromConfig(const QuicConfig& config, bool is_server) override;
+  void SetNumEmulatedConnections(int num_connections) override;
+  void OnIncomingQuicCongestionFeedbackFrame(
       const QuicCongestionFeedbackFrame& feedback,
       QuicTime feedback_receive_time) override;
-  virtual void OnCongestionEvent(bool rtt_updated,
-                                 QuicByteCount bytes_in_flight,
-                                 const CongestionVector& acked_packets,
-                                 const CongestionVector& lost_packets) override;
-  virtual bool OnPacketSent(QuicTime sent_time,
-                            QuicByteCount bytes_in_flight,
-                            QuicPacketSequenceNumber sequence_number,
-                            QuicByteCount bytes,
-                            HasRetransmittableData is_retransmittable) override;
-  virtual void OnRetransmissionTimeout(bool packets_retransmitted) override;
-  virtual void RevertRetransmissionTimeout() override;
-  virtual QuicTime::Delta TimeUntilSend(
+  void OnCongestionEvent(bool rtt_updated,
+                         QuicByteCount bytes_in_flight,
+                         const CongestionVector& acked_packets,
+                         const CongestionVector& lost_packets) override;
+  bool OnPacketSent(QuicTime sent_time,
+                    QuicByteCount bytes_in_flight,
+                    QuicPacketSequenceNumber sequence_number,
+                    QuicByteCount bytes,
+                    HasRetransmittableData is_retransmittable) override;
+  void OnRetransmissionTimeout(bool packets_retransmitted) override;
+  void RevertRetransmissionTimeout() override;
+  QuicTime::Delta TimeUntilSend(
       QuicTime now,
       QuicByteCount bytes_in_flight,
       HasRetransmittableData has_retransmittable_data) const override;
-  virtual QuicBandwidth PacingRate() const override;
-  virtual QuicBandwidth BandwidthEstimate() const override;
-  virtual bool HasReliableBandwidthEstimate() const override;
-  virtual QuicTime::Delta RetransmissionDelay() const override;
-  virtual QuicByteCount GetCongestionWindow() const override;
-  virtual bool InSlowStart() const override;
-  virtual bool InRecovery() const override;
-  virtual QuicByteCount GetSlowStartThreshold() const override;
-  virtual CongestionControlType GetCongestionControlType() const override;
+  QuicBandwidth PacingRate() const override;
+  QuicBandwidth BandwidthEstimate() const override;
+  bool HasReliableBandwidthEstimate() const override;
+  QuicTime::Delta RetransmissionDelay() const override;
+  QuicByteCount GetCongestionWindow() const override;
+  bool InSlowStart() const override;
+  bool InRecovery() const override;
+  QuicByteCount GetSlowStartThreshold() const override;
+  CongestionControlType GetCongestionControlType() const override;
 
  private:
   scoped_ptr<SendAlgorithmInterface> sender_;  // Underlying sender.