Fix simulator issue where chokes didn't apply to non-congested packets.

webrtc/modules/remote_bitrate_estimator/test/bwe.cc

 /*
  *  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 139 matching lines @@
     ++node_it;
     ++number_packets_received;
   }
   // Interval width between oldest and newest sequence number.
   // There was an overflow if newest_seq_nb < oldest_seq_nb.
   int gap = static_cast<uint16_t>(newest_seq_nb - oldest_seq_nb + 1);
 
   return static_cast<float>(gap - number_packets_received) / gap;
 }
 
+LinkedSet::~LinkedSet() {
+  while (!empty())
+    RemoveTail();
+}
+
 void LinkedSet::Insert(uint16_t sequence_number,
                        int64_t send_time_ms,
                        int64_t arrival_time_ms,
                        size_t payload_size) {
   std::map<uint16_t, PacketNodeIt>::iterator it = map_.find(sequence_number);
   if (it != map_.end()) {
     PacketNodeIt node_it = it->second;
     PacketIdentifierNode* node = *node_it;
     node->arrival_time_ms = arrival_time_ms;
     if (node_it != list_.begin()) {
       list_.erase(node_it);
       list_.push_front(node);
       map_[sequence_number] = list_.begin();
     }
   } else {
     if (size() == capacity_) {
       RemoveTail();
     }
     UpdateHead(new PacketIdentifierNode(sequence_number, send_time_ms,
                                         arrival_time_ms, payload_size));
   }
 }
 void LinkedSet::RemoveTail() {
   map_.erase(list_.back()->sequence_number);
+  delete list_.back();
   list_.pop_back();
 }
 void LinkedSet::UpdateHead(PacketIdentifierNode* new_head) {
   list_.push_front(new_head);
   map_[new_head->sequence_number] = list_.begin();
 }
 
 }  // namespace bwe
 }  // namespace testing
 }  // namespace webrtc