Revert of "Remove the obsolete enum webrtc::PeerConnectionInterface::IceState."

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 550 matching lines @@
     turn_server.priority = priority--;
   }
   return true;
 }
 
 PeerConnection::PeerConnection(PeerConnectionFactory* factory)
     : factory_(factory),
       observer_(NULL),
       uma_observer_(NULL),
       signaling_state_(kStable),
+      ice_state_(kIceNew),
       ice_connection_state_(kIceConnectionNew),
       ice_gathering_state_(kIceGatheringNew),
       rtcp_cname_(GenerateRtcpCname()),
       local_streams_(StreamCollection::Create()),
       remote_streams_(StreamCollection::Create()) {}
 
 PeerConnection::~PeerConnection() {
   TRACE_EVENT0("webrtc", "PeerConnection::~PeerConnection");
   RTC_DCHECK(signaling_thread()->IsCurrent());
   // Need to detach RTP senders/receivers from WebRtcSession,
@@ skipping 309 matching lines @@
 
 void PeerConnection::GetStats(RTCStatsCollectorCallback* callback) {
   RTC_DCHECK(stats_collector_);
   stats_collector_->GetStatsReport(callback);
 }
 
 PeerConnectionInterface::SignalingState PeerConnection::signaling_state() {
   return signaling_state_;
 }
 
+PeerConnectionInterface::IceState PeerConnection::ice_state() {
+  return ice_state_;
+}
+
 PeerConnectionInterface::IceConnectionState
 PeerConnection::ice_connection_state() {
   return ice_connection_state_;
 }
 
 PeerConnectionInterface::IceGatheringState
 PeerConnection::ice_gathering_state() {
   return ice_gathering_state_;
 }
 
@@ skipping 1427 matching lines @@
 
 bool PeerConnection::StartRtcEventLog_w(rtc::PlatformFile file,
                                         int64_t max_size_bytes) {
   return media_controller_->call_w()->StartEventLog(file, max_size_bytes);
 }
 
 void PeerConnection::StopRtcEventLog_w() {
   media_controller_->call_w()->StopEventLog();
 }
 }  // namespace webrtc