Centralize deactivation of Unequal Protection.

webrtc/modules/rtp_rtcp/source/rtp_sender_video.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 255 matching lines @@
       video_type, max_data_payload_length,
       video_header ? &(video_header->codecHeader) : nullptr, frame_type));
 
   StorageType storage;
   int red_payload_type;
   bool first_frame = first_frame_sent_();
   {
     rtc::CritScope cs(&crit_);
     FecProtectionParams* fec_params =
         frame_type == kVideoFrameKey ? &key_fec_params_ : &delta_fec_params_;
-    // We currently do not use unequal protection in the FEC.
-    // This is signalled both here (by setting the number of important
-    // packets to zero), as well as in ProducerFec::AddRtpPacketAndGenerateFec.
-    constexpr int kNumImportantPackets = 0;
-    producer_fec_.SetFecParameters(fec_params, kNumImportantPackets);
+    producer_fec_.SetFecParameters(fec_params);
     storage = packetizer->GetStorageType(retransmission_settings_);
     red_payload_type = red_payload_type_;
   }
 
   // TODO(changbin): we currently don't support to configure the codec to
   // output multiple partitions for VP8. Should remove below check after the
   // issue is fixed.
   const RTPFragmentationHeader* frag =
       (video_type == kRtpVideoVp8) ? NULL : fragmentation;
 
@@ skipping 54 matching lines @@
   rtc::CritScope cs(&crit_);
   return retransmission_settings_;
 }
 
 void RTPSenderVideo::SetSelectiveRetransmissions(uint8_t settings) {
   rtc::CritScope cs(&crit_);
   retransmission_settings_ = settings;
 }
 
 }  // namespace webrtc