Change return type of AudioEncoder::SetMaxPlaybackRate to void

webrtc/modules/audio_coding/codecs/opus/audio_encoder_opus.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 172 matching lines @@
     case Application::kSpeech:
       conf.application = AudioEncoderOpus::kVoip;
       break;
     case Application::kAudio:
       conf.application = AudioEncoderOpus::kAudio;
       break;
   }
   return RecreateEncoderInstance(conf);
 }
 
-bool AudioEncoderOpus::SetMaxPlaybackRate(int frequency_hz) {
+void AudioEncoderOpus::SetMaxPlaybackRate(int frequency_hz) {
   auto conf = config_;
   conf.max_playback_rate_hz = frequency_hz;
-  return RecreateEncoderInstance(conf);
+  CHECK(RecreateEncoderInstance(conf));
 }
 
 void AudioEncoderOpus::SetProjectedPacketLossRate(double fraction) {
   double opt_loss_rate = OptimizePacketLossRate(fraction, packet_loss_rate_);
   if (packet_loss_rate_ != opt_loss_rate) {
     packet_loss_rate_ = opt_loss_rate;
     CHECK_EQ(0, WebRtcOpus_SetPacketLossRate(
                     inst_, static_cast<int32_t>(packet_loss_rate_ * 100 + .5)));
   }
 }
@@ skipping 39 matching lines @@
   } else {
     CHECK_EQ(0, WebRtcOpus_DisableDtx(inst_));
   }
   CHECK_EQ(0, WebRtcOpus_SetPacketLossRate(
                   inst_, static_cast<int32_t>(packet_loss_rate_ * 100 + .5)));
   config_ = config;
   return true;
 }
 
 }  // namespace webrtc