Cleaned out boundingSet member from TMMBRHelp class

webrtc/modules/rtp_rtcp/source/rtcp_sender.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 596 matching lines @@
           candidateSet->PacketOH(i) == packet_oh_send_) {
         // Do not send the same tuple.
         return nullptr;
       }
     }
     if (!tmmbrOwner) {
       // use received bounding set as candidate set
       // add current tuple
       candidateSet->SetEntry(lengthOfBoundingSet, tmmbr_send_, packet_oh_send_,
                              ssrc_);
-      int numCandidates = lengthOfBoundingSet + 1;
 
       // find bounding set
-      TMMBRSet* boundingSet = nullptr;
-      int numBoundingSet = tmmbr_help.FindTMMBRBoundingSet(boundingSet);
-      if (numBoundingSet > 0 || numBoundingSet <= numCandidates)
-        tmmbrOwner = tmmbr_help.IsOwner(ssrc_, numBoundingSet);
+      std::vector<rtcp::TmmbItem> bounding = tmmbr_help.FindTMMBRBoundingSet();
+      tmmbrOwner = TMMBRHelp::IsOwner(bounding, ssrc_);
       if (!tmmbrOwner) {
         // Did not enter bounding set, no meaning to send this request.
         return nullptr;
       }
     }
   }
 
   if (!tmmbr_send_)
     return nullptr;
 
@@ skipping 421 matching lines @@
     // but we can't because of an incorrect warning (C4822) in MVS 2013.
   } sender(transport_, event_log_);
 
   RTC_DCHECK_LE(max_payload_length_, static_cast<size_t>(IP_PACKET_SIZE));
   uint8_t buffer[IP_PACKET_SIZE];
   return packet.BuildExternalBuffer(buffer, max_payload_length_, &sender) &&
          !sender.send_failure_;
 }
 
 }  // namespace webrtc