Add enables consistent with Chrome's WebKit

client/dom/generated/src/wrapping/_HTMLIFrameElementWrappingImplementation.dart

 // Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 // WARNING: Do not edit - generated code.
 
 class _HTMLIFrameElementWrappingImplementation extends _HTMLElementWrappingImplementation implements HTMLIFrameElement {
   _HTMLIFrameElementWrappingImplementation() : super() {}
 
   static create__HTMLIFrameElementWrappingImplementation() native {
@@ skipping 65 matching lines @@
 
   void set src(String value) { _set_src(this, value); }
   static void _set_src(var _this, String value) native;
 
   String get width() { return _get_width(this); }
   static String _get_width(var _this) native;
 
   void set width(String value) { _set_width(this, value); }
   static void _set_width(var _this, String value) native;
 
+  SVGDocument getSVGDocument() {
+    return _getSVGDocument(this);
+  }
+  static SVGDocument _getSVGDocument(receiver) native;
+
   String get typeName() { return "HTMLIFrameElement"; }
 }