Support for two audio codec lists down into WebRtcVoiceEngine.

webrtc/media/base/fakemediaengine.h

 /*
  *  Copyright (c) 2004 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 708 matching lines @@
     channels_.push_back(ch);
     return ch;
   }
   FakeVoiceMediaChannel* GetChannel(size_t index) {
     return (channels_.size() > index) ? channels_[index] : NULL;
   }
   void UnregisterChannel(VoiceMediaChannel* channel) {
     channels_.erase(std::find(channels_.begin(), channels_.end(), channel));
   }
 
-  const std::vector<AudioCodec>& codecs() { return codecs_; }
-  void SetCodecs(const std::vector<AudioCodec> codecs) { codecs_ = codecs; }
+  // TODO(ossu): For proper testing, These should either individually settable
+  //             or the voice engine should reference mockable factories.
+  const std::vector<AudioCodec>& send_codecs() { return codecs_; }
+  const std::vector<AudioCodec>& recv_codecs() { return codecs_; }
+  void SetCodecs(const std::vector<AudioCodec>& codecs) { codecs_ = codecs; }
 
   bool GetOutputVolume(int* level) {
     *level = output_volume_;
     return true;
   }
   bool SetOutputVolume(int level) {
     output_volume_ = level;
     return true;
   }
 
@@ skipping 166 matching lines @@
 
  private:
   std::vector<FakeDataMediaChannel*> channels_;
   std::vector<DataCodec> data_codecs_;
   DataChannelType last_channel_type_;
 };
 
 }  // namespace cricket
 
 #endif  // WEBRTC_MEDIA_BASE_FAKEMEDIAENGINE_H_