Use ChannelProxy for most calls on voe::Channel in Audio[Receive|Send]Stream.

webrtc/voice_engine/channel.h

 /*
  *  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 261 matching lines @@
     int SetChannelOutputVolumeScaling(float scaling);
     int GetChannelOutputVolumeScaling(float& scaling) const;
 
     // VoENetEqStats
     int GetNetworkStatistics(NetworkStatistics& stats);
     void GetDecodingCallStatistics(AudioDecodingCallStats* stats) const;
 
     // VoEVideoSync
     bool GetDelayEstimate(int* jitter_buffer_delay_ms,
                           int* playout_buffer_delay_ms) const;
+    uint32_t GetDelayEstimate() const;
     int LeastRequiredDelayMs() const;
     int SetMinimumPlayoutDelay(int delayMs);
     int GetPlayoutTimestamp(unsigned int& timestamp);
     int SetInitTimestamp(unsigned int timestamp);
     int SetInitSequenceNumber(short sequenceNumber);
 
     // VoEVideoSyncExtended
     int GetRtpRtcp(RtpRtcp** rtpRtcpModule, RtpReceiver** rtp_receiver) const;
 
     // VoEDtmf
@@ skipping 290 matching lines @@
     rtc::scoped_ptr<NetworkPredictor> network_predictor_;
     // An associated send channel.
     rtc::scoped_ptr<CriticalSectionWrapper> assoc_send_channel_lock_;
     ChannelOwner associate_send_channel_ GUARDED_BY(assoc_send_channel_lock_);
 };
 
 }  // namespace voe
 }  // namespace webrtc
 
 #endif  // WEBRTC_VOICE_ENGINE_CHANNEL_H_