Move logic for calculating needed bitrate overhead used by NACK and FEC to VideoSender.

webrtc/video/vie_encoder.cc

 /*
  *  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 246 matching lines @@
     video_sender_.AddVideoFrame(*frame_to_send, &codec_specific_info);
     return;
   }
   video_sender_.AddVideoFrame(*frame_to_send, nullptr);
 }
 
 void ViEEncoder::SendKeyFrame() {
   video_sender_.IntraFrameRequest(0);
 }
 
-void ViEEncoder::SetProtectionMethod(bool nack, bool fec) {
-  // Set Video Protection for VCM.
-  VCMVideoProtection protection_mode;
-  if (fec) {
-    protection_mode =
-        nack ? webrtc::kProtectionNackFEC : kProtectionFEC;
-  } else {
-    protection_mode = nack ? kProtectionNack : kProtectionNone;
-  }
-  video_sender_.SetVideoProtection(protection_mode);
-}
-
 void ViEEncoder::OnSetRates(uint32_t bitrate_bps, int framerate) {
   if (stats_proxy_)
     stats_proxy_->OnSetRates(bitrate_bps, framerate);
 }
 
 int32_t ViEEncoder::Encoded(const EncodedImage& encoded_image,
                             const CodecSpecificInfo* codec_specific_info,
                             const RTPFragmentationHeader* fragmentation) {
   {
     rtc::CritScope lock(&data_cs_);
@@ skipping 55 matching lines @@
   if (!video_suspension_changed)
     return;
   // Video suspend-state changed, inform codec observer.
   LOG(LS_INFO) << "Video suspend state changed " << video_is_suspended;
 
   if (stats_proxy_)
     stats_proxy_->OnSuspendChange(video_is_suspended);
 }
 
 }  // namespace webrtc