Hooked up RtcEventLog. It lives in Voice Engine and pointers are propagated to ACM and Call.

webrtc/voice_engine/channel.cc

 /*
  *  Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 3436 matching lines @@
   CriticalSectionScoped lock(assoc_send_channel_lock_.get());
   Channel* channel = associate_send_channel_.channel();
   if (channel && channel->ChannelId() == channel_id) {
     // If this channel is associated with a send channel of the specified
     // Channel ID, disassociate with it.
     ChannelOwner ref(NULL);
     associate_send_channel_ = ref;
   }
 }
 
+void Channel::SetEventLog(RtcEventLog* event_log) {
+  audio_coding_->SetEventLog(event_log);
+}
+
 int Channel::RegisterExternalMediaProcessing(
     ProcessingTypes type,
     VoEMediaProcess& processObject)
 {
     WEBRTC_TRACE(kTraceInfo, kTraceVoice, VoEId(_instanceId,_channelId),
                  "Channel::RegisterExternalMediaProcessing()");
 
     CriticalSectionScoped cs(&_callbackCritSect);
 
     if (kPlaybackPerChannel == type)
@@ skipping 664 matching lines @@
   int64_t min_rtt = 0;
   if (_rtpRtcpModule->RTT(remoteSSRC, &rtt, &avg_rtt, &min_rtt, &max_rtt)
       != 0) {
     return 0;
   }
   return rtt;
 }
 
 }  // namespace voe
 }  // namespace webrtc