Add |protected_by_flexfec| flag to VideoReceiveStream::Config.

webrtc/video_receive_stream.h

 /*
  *  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 129 matching lines @@
 
       // See NackConfig for description.
       NackConfig nack;
 
       // See UlpfecConfig for description.
       UlpfecConfig ulpfec;
 
       // SSRC for retransmissions.
       uint32_t rtx_ssrc = 0;
 
+      // Set if the stream is protected using flexfec.

[brandtr, 2017/02/23 11:58:32]

Nit: FlexFEC.

+      bool protected_by_flexfec = false;
+
       // Map from video payload type (apt) -> RTX payload type (pt).
       // For RTX to be enabled, both an SSRC and this mapping are needed.
       std::map<int, int> rtx_payload_types;
 
       // RTP header extensions used for the received stream.
       std::vector<RtpExtension> extensions;
     } rtp;
 
     // Transport for outgoing packets (RTCP).
     Transport* rtcp_send_transport = nullptr;
@@ skipping 46 matching lines @@
     EnableEncodedFrameRecording(rtc::kInvalidPlatformFileValue, 0);
   }
 
  protected:
   virtual ~VideoReceiveStream() {}
 };
 
 }  // namespace webrtc
 
 #endif  // WEBRTC_VIDEO_RECEIVE_STREAM_H_