Regenerate from IDL with LANGUAGE_JAVASCRIPT on

client/dom/generated/src/wrapping/_DOMTokenListWrappingImplementation.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 _DOMTokenListWrappingImplementation extends DOMWrapperBase implements DOMTokenList {
   _DOMTokenListWrappingImplementation() : super() {}
 
   static create__DOMTokenListWrappingImplementation() native {
@@ skipping 18 matching lines @@
     return _item(this, index);
   }
   static String _item(receiver, index) native;
 
   void remove(String token) {
     _remove(this, token);
     return;
   }
   static void _remove(receiver, token) native;
 
+  String toString() {
+    return _toString(this);
+  }
+  static String _toString(receiver) native;
+
   bool toggle(String token) {
     return _toggle(this, token);
   }
   static bool _toggle(receiver, token) native;
 
   String get typeName() { return "DOMTokenList"; }
 }