Let FlexfecReceiveStreamImpl send RTCP RRs.

webrtc/video/video_quality_test.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/video/video_quality_test.h"
@@ skipping 1104 matching lines @@
     // The matching receive config is _not_ created by
     // CreateMatchingReceiveConfigs, since VideoQualityTest is not a BaseTest.
     // Set up the receive config manually instead.
     FlexfecReceiveStream::Config flexfec_receive_config(recv_transport);
     flexfec_receive_config.payload_type =
         video_send_config_.rtp.flexfec.flexfec_payload_type;
     flexfec_receive_config.remote_ssrc =
         video_send_config_.rtp.flexfec.flexfec_ssrc;
     flexfec_receive_config.protected_media_ssrcs =
         video_send_config_.rtp.flexfec.protected_media_ssrcs;
+    flexfec_receive_config.local_ssrc = kReceiverLocalVideoSsrc;
     flexfec_receive_config.transport_cc = params_.call.send_side_bwe;
     if (params_.call.send_side_bwe) {
       flexfec_receive_config.rtp_header_extensions.push_back(
           RtpExtension(RtpExtension::kTransportSequenceNumberUri,
                        test::kTransportSequenceNumberExtensionId));
     } else {
       flexfec_receive_config.rtp_header_extensions.push_back(RtpExtension(
           RtpExtension::kAbsSendTimeUri, test::kAbsSendTimeExtensionId));
     }
     flexfec_receive_configs_.push_back(flexfec_receive_config);
@@ skipping 402 matching lines @@
     std::ostringstream str;
     str << receive_logs_++;
     std::string path =
         params_.video.encoded_frame_base_path + "." + str.str() + ".recv.ivf";
     stream->EnableEncodedFrameRecording(rtc::CreatePlatformFile(path),
                                         10000000);
   }
 }
 
 }  // namespace webrtc