Refresh dart:dom libraries from WebKit

client/dom/generated/src/wrapping/_WebSocketWrappingImplementation.dart

 // Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 // WARNING: Do not edit - generated code.
 
 class _WebSocketWrappingImplementation extends DOMWrapperBase implements WebSocket {
   _WebSocketWrappingImplementation() : super() {}
 
   static create__WebSocketWrappingImplementation() native {
@@ skipping 14 matching lines @@
 
   String get extensions() { return _get_extensions(this); }
   static String _get_extensions(var _this) native;
 
   String get protocol() { return _get_protocol(this); }
   static String _get_protocol(var _this) native;
 
   int get readyState() { return _get_readyState(this); }
   static int _get_readyState(var _this) native;
 
+  String get url() { return _get_url(this); }
+  static String _get_url(var _this) native;
+
   void addEventListener(String type, EventListener listener, [bool useCapture = null]) {
     if (useCapture === null) {
       _addEventListener_WebSocket(this, type, listener);
       return;
     } else {
       _addEventListener_WebSocket_2(this, type, listener, useCapture);
       return;
     }
   }
   static void _addEventListener_WebSocket(receiver, type, listener) native;
@@ skipping 37 matching lines @@
   static void _removeEventListener_WebSocket(receiver, type, listener) native;
   static void _removeEventListener_WebSocket_2(receiver, type, listener, useCapture) native;
 
   bool send(String data) {
     return _send(this, data);
   }
   static bool _send(receiver, data) native;
 
   String get typeName() { return "WebSocket"; }
 }