| Index: Source/core/events/RelatedEvent.idl | 
| diff --git a/Source/core/events/RelatedEvent.idl b/Source/core/events/RelatedEvent.idl | 
| new file mode 100644 | 
| index 0000000000000000000000000000000000000000..27358b32be7b5bb5710c3942240d024a96c57a38 | 
| --- /dev/null | 
| +++ b/Source/core/events/RelatedEvent.idl | 
| @@ -0,0 +1,11 @@ | 
| +// Copyright 2014 The Chromium Authors. All rights reserved. | 
| +// Use of this source code is governed by a BSD-style license that can be | 
| +// found in the LICENSE file. | 
| + | 
| +[ | 
| +    EventConstructor, | 
| +    RuntimeEnabled=MenuElement, | 
| +] interface RelatedEvent : Event { | 
| +    [InitializedByEventConstructor] readonly attribute EventTarget? relatedTarget; | 
| +}; | 
| + | 
|  |