Wire up currently-received video codec to stats.

talk/media/webrtc/webrtcvideoengine2.h

 /*
  * libjingle
  * Copyright 2014 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 439 matching lines @@
     };
 
     void SetSize(int width, int height);
     void RecreateWebRtcStream();
 
     AllocatedDecoder CreateOrReuseVideoDecoder(
         std::vector<AllocatedDecoder>* old_decoder,
         const VideoCodec& codec);
     void ClearDecoders(std::vector<AllocatedDecoder>* allocated_decoders);
 
+    std::string GetCodecNameFromPayloadType(int payload_type);
+
     webrtc::Call* const call_;
     const std::vector<uint32> ssrcs_;
     const std::vector<SsrcGroup> ssrc_groups_;
 
     webrtc::VideoReceiveStream* stream_;
     const bool default_stream_;
     webrtc::VideoReceiveStream::Config config_;
 
     WebRtcVideoDecoderFactory* const external_decoder_factory_;
     std::vector<AllocatedDecoder> allocated_decoders_;
@@ skipping 70 matching lines @@
   WebRtcVideoDecoderFactory* const external_decoder_factory_;
   std::vector<VideoCodecSettings> recv_codecs_;
   std::vector<webrtc::RtpExtension> recv_rtp_extensions_;
   webrtc::Call::Config::BitrateConfig bitrate_config_;
   VideoOptions options_;
 };
 
 }  // namespace cricket
 
 #endif  // TALK_MEDIA_WEBRTC_WEBRTCVIDEOENGINE2_H_