Add AudioEncoder::GetTargetBitrate

webrtc/modules/audio_coding/codecs/red/audio_encoder_copy_red.cc

 /*
  *  Copyright (c) 2014 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 31 matching lines @@
 }
 
 int AudioEncoderCopyRed::Num10MsFramesInNextPacket() const {
   return speech_encoder_->Num10MsFramesInNextPacket();
 }
 
 int AudioEncoderCopyRed::Max10MsFramesInAPacket() const {
   return speech_encoder_->Max10MsFramesInAPacket();
 }
 
-void AudioEncoderCopyRed::SetTargetBitrate(int bits_per_second) {
-  speech_encoder_->SetTargetBitrate(bits_per_second);
+int AudioEncoderCopyRed::SetTargetBitrate(int bits_per_second) {
+  return speech_encoder_->SetTargetBitrate(bits_per_second);
 }
 
 void AudioEncoderCopyRed::SetProjectedPacketLossRate(double fraction) {
   DCHECK_GE(fraction, 0.0);
   DCHECK_LE(fraction, 1.0);
   speech_encoder_->SetProjectedPacketLossRate(fraction);
 }
 
 AudioEncoder::EncodedInfo AudioEncoderCopyRed::EncodeInternal(
     uint32_t rtp_timestamp,
@@ skipping 29 matching lines @@
   info.payload_type = red_payload_type_;
   info.encoded_bytes = 0;
   for (std::vector<EncodedInfoLeaf>::const_iterator it = info.redundant.begin();
        it != info.redundant.end(); ++it) {
     info.encoded_bytes += it->encoded_bytes;
   }
   return info;
 }
 
 }  // namespace webrtc