Support DOMString[] and regenerate from IDL

client/dom/generated/src/interface/WheelEvent.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.
 
 interface WheelEvent extends UIEvent {
 
   bool get altKey();
 
   int get clientX();
 
   int get clientY();
 
   bool get ctrlKey();
 
   bool get metaKey();
 
   int get offsetX();
 
   int get offsetY();
 
   int get screenX();
 
   int get screenY();
 
   bool get shiftKey();
 
+  bool get webkitDirectionInvertedFromDevice();
+
   int get wheelDelta();
 
   int get wheelDeltaX();
 
   int get wheelDeltaY();
 
   int get x();
 
   int get y();
 
-  void initWebKitWheelEvent(int wheelDeltaX, int wheelDeltaY, DOMWindow view, int screenX, int screenY, int clientX, int clientY, bool ctrlKey, bool altKey, bool shiftKey, bool metaKey);
+  void initWheelEvent(int wheelDeltaX, int wheelDeltaY, DOMWindow view, int screenX, int screenY, int clientX, int clientY, bool ctrlKey, bool altKey, bool shiftKey, bool metaKey);
 }