Update WebKit IDLs after chrome roll.

html/HTMLMediaElement.idl

 /*
  * Copyright (C) 2007, 2010, 2011, 2012 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
  *
  * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
  */
 
 [
     Conditional=VIDEO,
-    JSGenerateToNativeObject,
     ActiveDOMObject
 ] interface HTMLMediaElement : HTMLElement {
 
 // error state
 readonly attribute MediaError error;
 
 // network state
 attribute [Reflect, URL] DOMString src;
 readonly attribute [URL] DOMString currentSrc;
 
@@ skipping 76 matching lines @@
 
 #if defined(ENABLE_VIDEO_TRACK) && ENABLE_VIDEO_TRACK
 [V8EnabledAtRuntime=webkitVideoTrack] TextTrack addTextTrack(in DOMString kind, in [Optional] DOMString label, in [Optional] DOMString language)
     raises (DOMException);
 readonly attribute [V8EnabledAtRuntime=webkitVideoTrack] TextTrackList textTracks;
 #endif
 
 [Reflect, TreatNullAs=NullString] attribute DOMString mediaGroup;
 attribute [CustomSetter] MediaController controller;
 };