Hack to add accessors for WebIDL attributes.

Source/core/html/HTMLElement.idl

 /*
  * Copyright (C) 2006, 2007, 2009 Apple Inc. All rights reserved.
  * Copyright (C) 2006 Samuel Weinig <sam.weinig@gmail.com>
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Library General Public License for more details.
  *
  * You should have received a copy of the GNU Library General Public License
  * along with this library; see the file COPYING.LIB.  If not, write to
  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  * Boston, MA 02110-1301, USA.
  */
 
 [
     CustomToV8
 ] interface HTMLElement : Element {
+  //attribute DOMString testAttrOnHTMLElement;
+  //[ExposeV8GetterAndSetter] attribute DOMString testAttrOnHTMLElementWithGetterAndSetter;
+
     [Reflect, TreatNullAs=NullString] attribute DOMString title;
     [Reflect, TreatNullAs=NullString] attribute DOMString lang;
     attribute boolean             translate;
     [Reflect, TreatNullAs=NullString] attribute DOMString dir;
 
     [CustomElementCallbacks] attribute long              tabIndex;
     [CustomElementCallbacks] attribute boolean           draggable;
     [Reflect, TreatNullAs=NullString] attribute DOMString webkitdropzone;
     [Reflect] attribute boolean hidden;
     [Reflect, TreatNullAs=NullString] attribute DOMString accessKey;
 
     // Extensions
-    [TreatNullAs=NullString, CustomElementCallbacks, PerWorldBindings, ActivityLogging=SetterForIsolatedWorlds, SetterRaisesException] attribute DOMString innerHTML;
+    [TreatNullAs=NullString, CustomElementCallbacks, PerWorldBindings, ActivityLogging=SetterForIsolatedWorlds, SetterRaisesException, ExposeV8GetterAndSetter] attribute DOMString innerHTML;
     [TreatNullAs=NullString, CustomElementCallbacks, SetterRaisesException] attribute DOMString innerText;
     [TreatNullAs=NullString, CustomElementCallbacks, SetterRaisesException] attribute DOMString outerHTML;
     [TreatNullAs=NullString, CustomElementCallbacks, SetterRaisesException] attribute DOMString outerText;
 
     [RaisesException, CustomElementCallbacks, MeasureAs=InsertAdjacentElement] Element insertAdjacentElement([Default=Undefined] optional DOMString where,
                                   [Default=Undefined] optional Element element);
     [CustomElementCallbacks, RaisesException] void insertAdjacentHTML([Default=Undefined] optional DOMString where,
                             [Default=Undefined] optional DOMString html);
     [RaisesException, MeasureAs=InsertAdjacentText] void insertAdjacentText([Default=Undefined] optional DOMString where,
                             [Default=Undefined] optional DOMString text);
 
     [RuntimeEnabled=IMEAPI] readonly attribute InputMethodContext inputMethodContext;
 
     [TreatNullAs=NullString, CustomElementCallbacks, SetterRaisesException] attribute DOMString contentEditable;
     readonly attribute boolean isContentEditable;
 
              attribute boolean spellcheck;
 
     void click();
 };
 
 HTMLElement implements GlobalEventHandlers;