Delete support for sending RTCP RPSI and SLI messages.

webrtc/modules/video_coding/video_coding_impl.h

 /*
  *  Copyright (c) 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 189 matching lines @@
 
   int64_t TimeUntilNextProcess() override;
   void Process() override;
 
   void TriggerDecoderShutdown();
 
  protected:
   int32_t Decode(const webrtc::VCMEncodedFrame& frame)
       EXCLUSIVE_LOCKS_REQUIRED(receive_crit_);
   int32_t RequestKeyFrame();
-  int32_t RequestSliceLossIndication(const uint64_t pictureID) const;
 
  private:
   rtc::ThreadChecker construction_thread_;
   Clock* const clock_;
   rtc::CriticalSection process_crit_;
   rtc::CriticalSection receive_crit_;
   VCMTiming* _timing;
   VCMReceiver _receiver;
   VCMDecodedFrameCallback _decodedFrameCallback;
   VCMFrameTypeCallback* _frameTypeCallback GUARDED_BY(process_crit_);
@@ skipping 12 matching lines @@
   VCMProcessTimer _receiveStatsTimer;
   VCMProcessTimer _retransmissionTimer;
   VCMProcessTimer _keyRequestTimer;
   QpParser qp_parser_;
   ThreadUnsafeOneTimeEvent first_frame_received_;
 };
 
 }  // namespace vcm
 }  // namespace webrtc
 #endif  // WEBRTC_MODULES_VIDEO_CODING_VIDEO_CODING_IMPL_H_