Move AudioDecoder and related stuff to the api/ directory

webrtc/media/engine/webrtcmediaengine.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.
  */
 
 #include "webrtc/media/engine/webrtcmediaengine.h"
-#include "webrtc/modules/audio_coding/codecs/builtin_audio_decoder_factory.h"
 
 #include <algorithm>
 
+#include "webrtc/api/audio_codecs/builtin_audio_decoder_factory.h"
+#include "webrtc/media/engine/webrtcvoiceengine.h"
+
 #ifdef HAVE_WEBRTC_VIDEO
 #include "webrtc/media/engine/webrtcvideoengine2.h"
 #else
 #include "webrtc/media/engine/nullwebrtcvideoengine.h"
 #endif
-#include "webrtc/media/engine/webrtcvoiceengine.h"
 
 namespace cricket {
 
 class WebRtcMediaEngine2
 #ifdef HAVE_WEBRTC_VIDEO
     : public CompositeMediaEngine<WebRtcVoiceEngine, WebRtcVideoEngine2> {
 #else
     : public CompositeMediaEngine<WebRtcVoiceEngine, NullWebRtcVideoEngine> {
 #endif
  public:
@@ skipping 176 matching lines @@
   }
   if (codec.GetParam(kCodecParamMaxBitrate, &bitrate_kbps) &&
       bitrate_kbps > 0) {
     config.max_bitrate_bps = bitrate_kbps * 1000;
   } else {
     config.max_bitrate_bps = -1;
   }
   return config;
 }
 }  // namespace cricket