Delete VieRemb class, move functionality to PacketRouter.

webrtc/modules/congestion_controller/include/receive_side_congestion_controller.h

 /*
  *  Copyright (c) 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 14 matching lines @@
 // This class represents the congestion control state for receive
 // streams. For send side bandwidth estimation, this is simply
 // relaying for each received RTP packet back to the sender. While for
 // receive side bandwidth estimation, we do the estimation locally and
 // send our results back to the sender.
 class ReceiveSideCongestionController : public CallStatsObserver,
                                         public Module {
  public:
   ReceiveSideCongestionController(
       const Clock* clock,
-      RemoteBitrateObserver* remote_bitrate_observer,
       PacketRouter* packet_router);
 
   virtual ~ReceiveSideCongestionController() {}
 
   virtual void OnReceivedPacket(int64_t arrival_time_ms,
                                 size_t payload_size,
                                 const RTPHeader& header);
 
   // TODO(nisse): Delete these methods, design a more specific interface.
   virtual RemoteBitrateEstimator* GetRemoteBitrateEstimator(bool send_side_bwe);
@@ skipping 50 matching lines @@
     RTC_DISALLOW_IMPLICIT_CONSTRUCTORS(WrappingBitrateEstimator);
   };
 
   WrappingBitrateEstimator remote_bitrate_estimator_;
   RemoteEstimatorProxy remote_estimator_proxy_;
 };
 
 }  // namespace webrtc
 
 #endif  // WEBRTC_MODULES_CONGESTION_CONTROLLER_INCLUDE_RECEIVE_SIDE_CONGESTION_CONTROLLER_H_