Add signaling to support ICE renomination.

webrtc/api/mediaconstraintsinterface.h

 /*
  *  Copyright 2013 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 70 matching lines @@
 
   // Google-specific constraint keys for a local video source
   static const char kNoiseReduction[];  // googNoiseReduction
 
   // Constraint keys for CreateOffer / CreateAnswer
   // Specified by the W3C PeerConnection spec
   static const char kOfferToReceiveVideo[];  // OfferToReceiveVideo
   static const char kOfferToReceiveAudio[];  // OfferToReceiveAudio
   static const char kVoiceActivityDetection[];  // VoiceActivityDetection
   static const char kIceRestart[];  // IceRestart
+  static const char kIceRenomination[];
   // These keys are google specific.
   static const char kUseRtpMux[];  // googUseRtpMUX
 
   // Constraints values.
   static const char kValueTrue[];  // true
   static const char kValueFalse[];  // false
 
   // PeerConnection constraint keys.
   // Temporary pseudo-constraints used to enable DTLS-SRTP
   static const char kEnableDtlsSrtp[];  // Enable DTLS-SRTP
@@ skipping 32 matching lines @@
                     size_t* mandatory_constraints);
 
 // Copy all relevant constraints into an RTCConfiguration object.
 void CopyConstraintsIntoRtcConfiguration(
     const MediaConstraintsInterface* constraints,
     PeerConnectionInterface::RTCConfiguration* configuration);
 
 }  // namespace webrtc
 
 #endif  // WEBRTC_API_MEDIACONSTRAINTSINTERFACE_H_