| Index: Source/core/dom/Element.idl | 
| diff --git a/Source/core/dom/Element.idl b/Source/core/dom/Element.idl | 
| index 722419705919c084343430276033b3375b187075..594adfa16c8e2a3d3e13bd6a0815aaa1a24ccdc4 100644 | 
| --- a/Source/core/dom/Element.idl | 
| +++ b/Source/core/dom/Element.idl | 
| @@ -162,7 +162,8 @@ | 
| [NotEnumerable, PerWorldBindings, ActivityLog=SetterForIsolatedWorlds] attribute EventHandler onmouseout; | 
| [NotEnumerable, PerWorldBindings, ActivityLog=SetterForIsolatedWorlds] attribute EventHandler onmouseover; | 
| [NotEnumerable, PerWorldBindings, ActivityLog=SetterForIsolatedWorlds] attribute EventHandler onmouseup; | 
| -    [NotEnumerable, PerWorldBindings, ActivityLog=SetterForIsolatedWorlds] attribute EventHandler onmousewheel; | 
| +    [NotEnumerable, PerWorldBindings, ActivityLog=SetterForIsolatedWorlds] attribute EventHandler onmousewheel; // Deprecated in favor of onwheel. | 
| +    [NotEnumerable, PerWorldBindings, ActivityLog=SetterForIsolatedWorlds] attribute EventHandler onwheel; | 
| [NotEnumerable, PerWorldBindings] attribute EventHandler onscroll; | 
| [NotEnumerable, PerWorldBindings] attribute EventHandler onselect; | 
| [NotEnumerable, PerWorldBindings] attribute EventHandler onsubmit; | 
|  |