Fix suspend below min bitrate in new API by making it possible to set min bitrate at the receive-si…

webrtc/modules/remote_bitrate_estimator/transport_feedback_adapter.h

 /*
  *  Copyright (c) 2015 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 21 matching lines @@
                            Clock* clock,
                            ProcessThread* process_thread);
   virtual ~TransportFeedbackAdapter();
 
   void OnPacketSent(const PacketInfo& info) override;
 
   void OnTransportFeedback(const rtcp::TransportFeedback& feedback) override;
 
   void SetBitrateEstimator(RemoteBitrateEstimator* rbe);
 
+  RemoteBitrateEstimator* GetBitrateEstimator() const {
+    return bitrate_estimator_.get();
+  }
+
  private:
   void OnReceiveBitrateChanged(const std::vector<unsigned int>& ssrcs,
                                unsigned int bitrate) override;
   void OnRttUpdate(int64_t avg_rtt_ms, int64_t max_rtt_ms) override;
 
   rtc::CriticalSection lock_;
   SendTimeHistory send_time_history_ GUARDED_BY(&lock_);
   rtc::scoped_ptr<RtcpBandwidthObserver> rtcp_bandwidth_observer_;
   rtc::scoped_ptr<RemoteBitrateEstimator> bitrate_estimator_;
   ProcessThread* const process_thread_;
   Clock* const clock_;
   int64_t current_offset_ms_;
   int64_t last_timestamp_us_;
 };
 
 }  // namespace webrtc
 
 #endif  // WEBRTC_MODULES_REMOTE_BITRATE_ESTIMATOR_TRANSPORT_FEEDBACK_ADAPTER_H_