Cleaned out boundingSet member from TMMBRHelp class

webrtc/modules/rtp_rtcp/source/rtcp_receiver.cc

 /*
  *  Copyright (c) 2012 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 1216 matching lines @@
   rtcp::RtcpPacket* packet = rtcp_parser->ReleaseRtcpPacket();
   RTC_DCHECK(packet != nullptr);
   rtcp_packet_information->rtcpPacketTypeFlags |= kRtcpTransportFeedback;
   rtcp_packet_information->transport_feedback_.reset(
       static_cast<rtcp::TransportFeedback*>(packet));
 
   rtcp_parser->Iterate();
 }
 int32_t RTCPReceiver::UpdateTMMBR() {
   TMMBRHelp tmmbr_help;
-  int32_t numBoundingSet = 0;
   uint32_t bitrate = 0;
   uint32_t accNumCandidates = 0;
 
   int32_t size = TMMBRReceived(0, 0, NULL);
   if (size > 0) {
     TMMBRSet* candidateSet = tmmbr_help.VerifyAndAllocateCandidateSet(size);
     // Get candidate set from receiver.
     accNumCandidates = TMMBRReceived(size, accNumCandidates, candidateSet);
   }
   // Find bounding set
-  TMMBRSet* boundingSet = NULL;
-  numBoundingSet = tmmbr_help.FindTMMBRBoundingSet(boundingSet);
-  if (numBoundingSet == -1) {
-    LOG(LS_WARNING) << "Failed to find TMMBR bounding set.";
-    return -1;
-  }
+  std::vector<rtcp::TmmbItem> bounding = tmmbr_help.FindTMMBRBoundingSet();
   // Set bounding set
   // Inform remote clients about the new bandwidth
   // inform the remote client
-  _rtpRtcp.SetTMMBN(boundingSet);
+  _rtpRtcp.SetTMMBN(&bounding);
 
   // might trigger a TMMBN
-  if (numBoundingSet == 0) {
+  if (bounding.empty()) {
     // owner of max bitrate request has timed out
     // empty bounding set has been sent
     return 0;
   }
   // Get net bitrate from bounding set depending on sent packet rate
   if (tmmbr_help.CalcMinBitRate(&bitrate)) {
     // we have a new bandwidth estimate on this channel
     if (_cbRtcpBandwidthObserver) {
         _cbRtcpBandwidthObserver->OnReceivedEstimatedBitrate(bitrate * 1000);
     }
@@ skipping 169 matching lines @@
         return -1;
       }
       num += receiveInfo->TmmbrSet.lengthOfSet();
       receiveInfoIt++;
     }
   }
   return num;
 }
 
 }  // namespace webrtc