Update comments for removal of MediaController.

webrtc/ortc/rtptransportcontrolleradapter.h

 /*
  *  Copyright 2017 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 16 matching lines @@
 #include "webrtc/logging/rtc_event_log/rtc_event_log.h"
 #include "webrtc/media/base/mediachannel.h"  // For MediaConfig.
 #include "webrtc/pc/channelmanager.h"
 
 namespace webrtc {
 
 class RtpTransportAdapter;
 class OrtcRtpSenderAdapter;
 class OrtcRtpReceiverAdapter;
 
-// Implementation of RtpTransportControllerInterface. Wraps a MediaController,
+// Implementation of RtpTransportControllerInterface. Wraps a Call,
 // a VoiceChannel and VideoChannel, and maintains a list of dependent RTP
 // transports.
 //
 // When used along with an RtpSenderAdapter or RtpReceiverAdapter, the
 // sender/receiver passes its parameters along to this class, which turns them
 // into cricket:: media descriptions (the interface used by BaseChannel).
 //
 // Due to the fact that BaseChannel has different subclasses for audio/video,
 // the actual BaseChannel object is not created until an RtpSender/RtpReceiver
 // needs them.
@@ skipping 162 matching lines @@
   bool have_video_sender_ = false;
   bool have_audio_receiver_ = false;
   bool have_video_receiver_ = false;
 
   RTC_DISALLOW_IMPLICIT_CONSTRUCTORS(RtpTransportControllerAdapter);
 };
 
 }  // namespace webrtc
 
 #endif  // WEBRTC_ORTC_RTPTRANSPORTCONTROLLERADAPTER_H_