Remove unused method AcmReceiver:RedPayloadType

webrtc/modules/audio_coding/main/acm2/acm_receiver.cc

 /*
  *  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 513 matching lines @@
     }
   }
   return neteq_->GetPlayoutTimestamp(timestamp);
 }
 
 int AcmReceiver::last_audio_codec_id() const {
   CriticalSectionScoped lock(crit_sect_.get());
   return last_audio_decoder_ ? last_audio_decoder_->acm_codec_id : -1;
 }
 
-int AcmReceiver::RedPayloadType() const {
-  const auto red_index =
-      RentACodec::CodecIndexFromId(RentACodec::CodecId::kRED);
-  if (red_index) {
-    CriticalSectionScoped lock(crit_sect_.get());
-    for (const auto& decoder_pair : decoders_) {
-      const Decoder& decoder = decoder_pair.second;
-      if (decoder.acm_codec_id == *red_index)
-        return decoder.payload_type;
-    }
-  }
-  LOG(WARNING) << "RED is not registered.";
-  return -1;
-}
-
 int AcmReceiver::LastAudioCodec(CodecInst* codec) const {
   CriticalSectionScoped lock(crit_sect_.get());
   if (!last_audio_decoder_) {
     return -1;
   }
   memcpy(codec, &ACMCodecDB::database_[last_audio_decoder_->acm_codec_id],
          sizeof(CodecInst));
   codec->pltype = last_audio_decoder_->payload_type;
   codec->channels = last_audio_decoder_->channels;
   codec->plfreq = last_audio_decoder_->sample_rate_hz;
@@ skipping 160 matching lines @@
 
 void AcmReceiver::GetDecodingCallStatistics(
     AudioDecodingCallStats* stats) const {
   CriticalSectionScoped lock(crit_sect_.get());
   *stats = call_stats_.GetDecodingStatistics();
 }
 
 }  // namespace acm2
 
 }  // namespace webrtc