Remove SVGDocument binding

Source/core/svg/SVGDocument.idl

 /*
  * Copyright (C) 2004, 2005 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005 Rob Buis <buis@kde.org>
  * Copyright (C) 2006 Apple Inc. All rights reserved.
  *
  * 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.
  */
 
-// FIXME: This interface no longer exists in SVG2.
-interface SVGDocument : XMLDocument {
+partial interface XMLDocument {

[Inactive, 2014/01/24 00:00:38]

Spec says we extend Document, not XMLDocument

     readonly attribute SVGSVGElement        rootElement;
-
-    // Overwrite the one in events::DocumentEvent
-    [RaisesException] Event createEvent([Default=Undefined] optional DOMString eventType);
 };