Add config to prune TURN ports

webrtc/api/peerconnection.cc

 /*
  *  Copyright 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 2194 matching lines @@
 
   port_allocator_->set_flags(portallocator_flags);
   // No step delay is used while allocating ports.
   port_allocator_->set_step_delay(cricket::kMinimumStepDelay);
   port_allocator_->set_candidate_filter(
       ConvertIceTransportTypeToCandidateFilter(configuration.type));
 
   // Call this last since it may create pooled allocator sessions using the
   // properties set above.
   port_allocator_->SetConfiguration(stun_servers, turn_servers,
-                                    configuration.ice_candidate_pool_size);
+                                    configuration.ice_candidate_pool_size,
+                                    configuration.prune_turn_ports);
   return true;
 }
 
 bool PeerConnection::ReconfigurePortAllocator_n(
     const RTCConfiguration& configuration) {
   cricket::ServerAddresses stun_servers;
   std::vector<cricket::RelayServerConfig> turn_servers;
   if (!ParseIceServers(configuration.servers, &stun_servers, &turn_servers)) {
     return false;
   }
   port_allocator_->set_candidate_filter(
       ConvertIceTransportTypeToCandidateFilter(configuration.type));
   // Call this last since it may create pooled allocator sessions using the
   // candidate filter set above.
   port_allocator_->SetConfiguration(stun_servers, turn_servers,
-                                    configuration.ice_candidate_pool_size);
+                                    configuration.ice_candidate_pool_size,
+                                    configuration.prune_turn_ports);
   return true;
 }
 
 }  // namespace webrtc