RTCPeerConnection: match createDataChannel signature in spec

third_party/WebKit/Source/modules/peerconnection/RTCPeerConnection.h

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
@@ skipping 35 matching lines @@
 #include "public/platform/WebRTCPeerConnectionHandler.h"
 #include "public/platform/WebRTCPeerConnectionHandlerClient.h"
 
 namespace blink {
 class ExceptionState;
 class MediaStreamTrack;
 class RTCAnswerOptions;
 class RTCConfiguration;
 class RTCDTMFSender;
 class RTCDataChannel;
+class RTCDataChannelInit;
 class RTCIceCandidateInitOrRTCIceCandidate;
 class RTCOfferOptions;
 class RTCPeerConnectionErrorCallback;
 class RTCRtpReceiver;
 class RTCSessionDescription;
 class RTCSessionDescriptionCallback;
 class RTCSessionDescriptionInit;
 class RTCStatsCallback;
 class ScriptState;
 class VoidCallback;
@@ skipping 80 matching lines @@
 
   ScriptPromise getStats(ScriptState*,
                          RTCStatsCallback* success_callback,
                          MediaStreamTrack* selector = nullptr);
   ScriptPromise getStats(ScriptState*);
 
   HeapVector<Member<RTCRtpReceiver>> getReceivers();
 
   RTCDataChannel* createDataChannel(ScriptState*,
                                     String label,
-                                    const Dictionary& data_channel_dict,
+                                    const RTCDataChannelInit&,
                                     ExceptionState&);
 
   RTCDTMFSender* createDTMFSender(MediaStreamTrack*, ExceptionState&);
 
   void close(ExceptionState&);
 
   // We allow getStats after close, but not other calls or callbacks.
   bool ShouldFireDefaultCallbacks() { return !closed_ && !stopped_; }
   bool ShouldFireGetStatsCallback() { return !stopped_; }
 
@@ skipping 105 matching lines @@
 
   bool stopped_;
   bool closed_;
 
   bool has_data_channels_;  // For RAPPOR metrics
 };
 
 }  // namespace blink
 
 #endif  // RTCPeerConnection_h