Made AudioReceiveStream a mixer participant.

webrtc/voice_engine/channel_proxy.cc

 /*
  *  Copyright (c) 2015 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 201 matching lines @@
 void ChannelProxy::SetRtcEventLog(RtcEventLog* event_log) {
   RTC_DCHECK(thread_checker_.CalledOnValidThread());
   channel()->SetRtcEventLog(event_log);
 }
 
 void ChannelProxy::SetRtcpRttStats(RtcpRttStats* rtcp_rtt_stats) {
   RTC_DCHECK(thread_checker_.CalledOnValidThread());
   channel()->SetRtcpRttStats(rtcp_rtt_stats);
 }
 
+// From AudioMixer::Source

[the sun, 2016/10/13 12:16:56]

remove comment.

[aleloi, 2016/10/13 13:34:55]

Done.

+AudioMixer::Source::AudioFrameWithInfo ChannelProxy::GetAudioFrameWithInfo(
+    int sample_rate_hz) {
+  RTC_DCHECK(mixer_callback_thread_checker_.CalledOnValidThread());
+  return channel()->GetAudioFrameWithInfo(sample_rate_hz);
+}
+
 Channel* ChannelProxy::channel() const {
   RTC_DCHECK(channel_owner_.channel());
   return channel_owner_.channel();
 }
 
 }  // namespace voe
 }  // namespace webrtc