Added override keyword to overridden methods to stop compiler warnings.

talk/session/media/channel.h

 /*
  * libjingle
  * Copyright 2004 Google Inc.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met:
  *
  *  1. Redistributions of source code must retain the above copyright notice,
  *     this list of conditions and the following disclaimer.
  *  2. Redistributions in binary form must reproduce the above copyright notice,
@@ skipping 146 matching lines @@
   void SignalDtlsSetupFailure_w(bool rtcp);
   void SignalDtlsSetupFailure_s(bool rtcp);
 
   // Used for latency measurements.
   sigslot::signal1<BaseChannel*> SignalFirstPacketReceived;
 
   // Made public for easier testing.
   void SetReadyToSend(bool rtcp, bool ready);
 
   // Only public for unit tests.  Otherwise, consider protected.
-  virtual int SetOption(SocketType type, rtc::Socket::Option o, int val);
+  int SetOption(SocketType type, rtc::Socket::Option o, int val)
+      override;
 
   SrtpFilter* srtp_filter() { return &srtp_filter_; }
 
  protected:
   virtual MediaChannel* media_channel() const { return media_channel_; }
   // Sets the |transport_channel_| (and |rtcp_transport_channel_|, if |rtcp_| is
   // true). Gets the transport channels from |transport_controller_|.
   bool SetTransport_w(const std::string& transport_name);
   void set_transport_channel(TransportChannel* transport);
   void set_rtcp_transport_channel(TransportChannel* transport);
@@ skipping 13 matching lines @@
     return transport_controller_->signaling_thread();
   }
   bool rtcp_transport_enabled() const { return rtcp_transport_enabled_; }
 
   void ConnectToTransportChannel(TransportChannel* tc);
   void DisconnectFromTransportChannel(TransportChannel* tc);
 
   void FlushRtcpMessages();
 
   // NetworkInterface implementation, called by MediaEngine
-  virtual bool SendPacket(rtc::Buffer* packet,
-                          const rtc::PacketOptions& options);
-  virtual bool SendRtcp(rtc::Buffer* packet, const rtc::PacketOptions& options);
+  bool SendPacket(rtc::Buffer* packet,
+                          const rtc::PacketOptions& options) override;
+  bool SendRtcp(rtc::Buffer* packet, const rtc::PacketOptions& options)
+      override;
 
   // From TransportChannel
   void OnWritableState(TransportChannel* channel);
   virtual void OnChannelRead(TransportChannel* channel,
                              const char* data,
                              size_t len,
                              const rtc::PacketTime& packet_time,
                              int flags);
   void OnReadyToSend(TransportChannel* channel);
 
@@ skipping 56 matching lines @@
                  ContentAction action,
                  ContentSource src,
                  std::string* error_desc);
   void ActivateRtcpMux_w();
   bool SetRtcpMux_w(bool enable,
                     ContentAction action,
                     ContentSource src,
                     std::string* error_desc);
 
   // From MessageHandler
-  virtual void OnMessage(rtc::Message* pmsg);
+  void OnMessage(rtc::Message* pmsg) override;
 
   // Handled in derived classes
   // Get the SRTP ciphers to use for RTP media
   virtual void GetSrtpCryptoSuiteNames(
       std::vector<std::string>* ciphers) const = 0;
   virtual void OnConnectionMonitorUpdate(ConnectionMonitor* monitor,
       const std::vector<ConnectionInfo>& infos) = 0;
 
   // Helper function for invoking bool-returning methods on the worker thread.
   template <class FunctorT>
@@ skipping 343 matching lines @@
   // SetSendParameters.
   DataSendParameters last_send_params_;
   // Last DataRecvParameters sent down to the media_channel() via
   // SetRecvParameters.
   DataRecvParameters last_recv_params_;
 };
 
 }  // namespace cricket
 
 #endif  // TALK_SESSION_MEDIA_CHANNEL_H_