Add signaling to support ICE renomination.

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 1401 matching lines @@
   stats_.sent_ping_requests_total++;
   if (stats_.recv_ping_responses == 0) {
     stats_.sent_ping_requests_before_first_response++;
   }
 }
 
 void Connection::HandleRoleConflictFromPeer() {
   port_->SignalRoleConflict(port_);
 }
 
-void Connection::MaybeSetRemoteIceCredentialsAndGeneration(
-    const std::string& ice_ufrag,
-    const std::string& ice_pwd,
+void Connection::MaybeSetRemoteIceParametersAndGeneration(
+    const IceParameters& ice_params,
     int generation) {
-  if (remote_candidate_.username() == ice_ufrag &&
+  if (remote_candidate_.username() == ice_params.ufrag &&
       remote_candidate_.password().empty()) {
-    remote_candidate_.set_password(ice_pwd);
+    remote_candidate_.set_password(ice_params.pwd);
   }
   // TODO(deadbeef): A value of '0' for the generation is used for both
   // generation 0 and "generation unknown". It should be changed to an
   // rtc::Optional to fix this.
-  if (remote_candidate_.username() == ice_ufrag &&
-      remote_candidate_.password() == ice_pwd &&
+  if (remote_candidate_.username() == ice_params.ufrag &&
+      remote_candidate_.password() == ice_params.pwd &&
       remote_candidate_.generation() == 0) {
     remote_candidate_.set_generation(generation);
   }
 }
 
 void Connection::MaybeUpdatePeerReflexiveCandidate(
     const Candidate& new_candidate) {
   if (remote_candidate_.type() == PRFLX_PORT_TYPE &&
       new_candidate.type() != PRFLX_PORT_TYPE &&
       remote_candidate_.protocol() == new_candidate.protocol() &&
@@ skipping 121 matching lines @@
     ASSERT(sent < 0);
     error_ = port_->GetError();
     stats_.sent_discarded_packets++;
   } else {
     send_rate_tracker_.AddSamples(sent);
   }
   return sent;
 }
 
 }  // namespace cricket