Added functions on libjingle API to start and stop the recording of an RtcEventLog.

talk/session/media/channelmanager.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 153 matching lines @@
 
   bool AddVideoRenderer(VideoCapturer* capturer, VideoRenderer* renderer);
   bool RemoveVideoRenderer(VideoCapturer* capturer, VideoRenderer* renderer);
   bool IsScreencastRunning() const;
 
   // The operations below occur on the main thread.
 
   // Starts AEC dump using existing file.
   bool StartAecDump(rtc::PlatformFile file);
 
+  // Starts RtcEventLog using existing file.
+  bool StartRtcEventLog(rtc::PlatformFile file);
+
+  // Stops logging RtcEventLog.
+  void StopRtcEventLog();
+
   sigslot::signal2<VideoCapturer*, CaptureState> SignalVideoCaptureStateChange;
 
  protected:
   // Adds non-transient parameters which can only be changed through the
   // options store.
   bool SetAudioOptions(const AudioOptions& options);
 
  private:
   typedef std::vector<VoiceChannel*> VoiceChannels;
   typedef std::vector<VideoChannel*> VideoChannels;
@@ skipping 51 matching lines @@
   VideoEncoderConfig default_video_encoder_config_;
   VideoRenderer* local_renderer_;
   bool enable_rtx_;
 
   bool capturing_;
 };
 
 }  // namespace cricket
 
 #endif  // TALK_SESSION_MEDIA_CHANNELMANAGER_H_