Reset the BWE when the network changes

webrtc/p2p/base/port.cc

 /*
  *  Copyright 2004 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 239 matching lines @@
   c.set_relay_protocol(relay_protocol);
   c.set_tcptype(tcptype);
   c.set_address(address);
   c.set_priority(c.GetPriority(type_preference, network_->preference(),
                                relay_preference));
   c.set_username(username_fragment());
   c.set_password(password_);
   c.set_network_name(network_->name());
   c.set_network_type(network_->type());
   c.set_network_cost(network_cost_);
+  c.set_network_id(network_->id());
   c.set_generation(generation_);
   c.set_related_address(related_address);
   c.set_foundation(
       ComputeFoundation(type, protocol, relay_protocol, base_address));
   candidates_.push_back(c);
   SignalCandidateReady(this, c);
 
   if (final) {
     SignalPortComplete(this);
   }
@@ skipping 1136 matching lines @@
   new_local_candidate.set_component(local_candidate().component());
   new_local_candidate.set_type(PRFLX_PORT_TYPE);
   new_local_candidate.set_protocol(local_candidate().protocol());
   new_local_candidate.set_address(addr->GetAddress());
   new_local_candidate.set_priority(priority);
   new_local_candidate.set_username(local_candidate().username());
   new_local_candidate.set_password(local_candidate().password());
   new_local_candidate.set_network_name(local_candidate().network_name());
   new_local_candidate.set_network_type(local_candidate().network_type());
   new_local_candidate.set_network_cost(local_candidate().network_cost());
+  new_local_candidate.set_network_id(local_candidate().network_id());
   new_local_candidate.set_related_address(local_candidate().address());
   new_local_candidate.set_foundation(ComputeFoundation(
       PRFLX_PORT_TYPE, local_candidate().protocol(),
       local_candidate().relay_protocol(), local_candidate().address()));
 
   // Change the local candidate of this Connection to the new prflx candidate.
   local_candidate_index_ = port_->AddPrflxCandidate(new_local_candidate);
 
   // SignalStateChange to force a re-sort in P2PTransportChannel as this
   // Connection's local candidate has changed.
@@ skipping 18 matching lines @@
     ASSERT(sent < 0);
     error_ = port_->GetError();
     sent_packets_discarded_++;
   } else {
     send_rate_tracker_.AddSamples(sent);
   }
   return sent;
 }
 
 }  // namespace cricket