Pass the encoder's internal source property through to video_sender to request a keyframe from the e

webrtc/video/video_send_stream.cc

 /*
  *  Copyright (c) 2013 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 151 matching lines @@
       module_process_thread_, vie_encoder_, config_.local_renderer,
       &stats_proxy_, overuse_observer));
 
   // 28 to match packet overhead in ModuleRtpRtcpImpl.
   DCHECK_LE(config_.rtp.max_packet_size, static_cast<size_t>(0xFFFF - 28));
   vie_channel_->SetMTU(static_cast<uint16_t>(config_.rtp.max_packet_size + 28));
 
   DCHECK(config.encoder_settings.encoder != nullptr);
   DCHECK_GE(config.encoder_settings.payload_type, 0);
   DCHECK_LE(config.encoder_settings.payload_type, 127);
-  // TODO(pbos): Wire up codec internal-source setting or remove setting.
   CHECK_EQ(0, vie_encoder_->RegisterExternalEncoder(
                   config.encoder_settings.encoder,
-                  config.encoder_settings.payload_type, false));
+                  config.encoder_settings.payload_type,
+                  config.encoder_settings.internal_source));
 
   CHECK(ReconfigureVideoEncoder(encoder_config));
 
   vie_channel_->RegisterSendSideDelayObserver(&stats_proxy_);
   vie_encoder_->RegisterSendStatisticsProxy(&stats_proxy_);
 
   vie_encoder_->RegisterPreEncodeCallback(config_.pre_encode_callback);
   if (config_.post_encode_callback)
     vie_encoder_->RegisterPostEncodeImageCallback(&encoded_frame_proxy_);
 
@@ skipping 313 matching lines @@
                                        vie_channel_->IsSendingFecEnabled());
 
   // Restart the media flow
   vie_encoder_->Restart();
 
   return true;
 }
 
 }  // namespace internal
 }  // namespace webrtc