Prepare the AudioSendStream to be hooked up to send-side BWE.

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.
  */
 
 #include "webrtc/voice_engine/channel_proxy.h"
 
 #include "webrtc/base/checks.h"
+#include "webrtc/modules/rtp_rtcp/include/rtp_rtcp_defines.h"

[the sun, 2015/11/30 12:37:20]

not needed?

[stefan-webrtc, 2015/11/30 15:22:02]

Done.

 #include "webrtc/voice_engine/channel.h"
 
 namespace webrtc {
 namespace voe {
 ChannelProxy::ChannelProxy() : channel_owner_(nullptr) {}
 
 ChannelProxy::ChannelProxy(const ChannelOwner& channel_owner) :
     channel_owner_(channel_owner) {
   RTC_CHECK(channel_owner_.channel());
 }
@@ skipping 81 matching lines @@
 
 uint32_t ChannelProxy::GetDelayEstimate() const {
   RTC_DCHECK(thread_checker_.CalledOnValidThread());
   return channel()->GetDelayEstimate();
 }
 
 Channel* ChannelProxy::channel() const {
   RTC_DCHECK(channel_owner_.channel());
   return channel_owner_.channel();
 }
+
+void ChannelProxy::SetSendTransportSequenceNumber(int id) {
+  RTC_DCHECK(channel_owner_.channel());
+  channel_owner_.channel()->SetSendTransportSequenceNumber(id);

[the sun, 2015/11/30 12:37:20]

Use the channel() helper instead of the DCHECK+call on channel_owner_

Move these methods to their appropriate place (follow declaration order)

[stefan-webrtc, 2015/11/30 15:22:02]

Ah, I don't think channel() was available when I worked on this. :)

+}
+
+void ChannelProxy::SetCongestionControlObjects(
+    RtpPacketSender* rtp_packet_sender,
+    TransportFeedbackObserver* transport_feedback_observer,
+    PacketRouter* packet_router) {
+  RTC_DCHECK(channel_owner_.channel());
+  channel_owner_.channel()->SetCongestionControlObjects(
+      rtp_packet_sender, transport_feedback_observer, packet_router);
+}
 }  // namespace voe
 }  // namespace webrtc