Prevent a voice channel from sending data before a renderer is set.

webrtc/api/webrtcsession.cc

 /*
  *  Copyright 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 1196 matching lines @@
     // Allow that SetOutputVolume fail if |enable| is false but assert
     // otherwise. This in the normal case when the underlying media channel has
     // already been deleted.
     ASSERT(enable == false);
   }
 }
 
 void WebRtcSession::SetAudioSend(uint32_t ssrc,
                                  bool enable,
                                  const cricket::AudioOptions& options,
-                                 cricket::AudioRenderer* renderer) {
+                                 cricket::AudioSource* source) {
   ASSERT(signaling_thread()->IsCurrent());
   if (!voice_channel_) {
     LOG(LS_ERROR) << "SetAudioSend: No audio channel exists.";
     return;
   }
-  if (!voice_channel_->SetAudioSend(ssrc, enable, &options, renderer)) {
+  if (!voice_channel_->SetAudioSend(ssrc, enable, &options, source)) {
     LOG(LS_ERROR) << "SetAudioSend: ssrc is incorrect: " << ssrc;
   }
 }
 
 void WebRtcSession::SetAudioPlayoutVolume(uint32_t ssrc, double volume) {
   ASSERT(signaling_thread()->IsCurrent());
   ASSERT(volume >= 0 && volume <= 10);
   if (!voice_channel_) {
     LOG(LS_ERROR) << "SetAudioPlayoutVolume: No audio channel exists.";
     return;
@@ skipping 877 matching lines @@
   }
 }
 
 void WebRtcSession::OnSentPacket_w(cricket::TransportChannel* channel,
                                    const rtc::SentPacket& sent_packet) {
   RTC_DCHECK(worker_thread()->IsCurrent());
   media_controller_->call_w()->OnSentPacket(sent_packet);
 }
 
 }  // namespace webrtc