Reinstate CDATASection (it's back in the spec)

third_party/WebKit/Source/core/dom/Node.idl

 /*
  * Copyright (C) 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
  * Copyright (C) 2006 Samuel Weinig <sam.weinig@gmail.com>
  *
  * 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.
  */
 
 // https://dom.spec.whatwg.org/#interface-node
 
 [
     DependentLifetime,
 ] interface Node : EventTarget {
     const unsigned short ELEMENT_NODE = 1;
     // FIXME: Attr should not inherit from Node. crbug.com/305105
     const unsigned short ATTRIBUTE_NODE = 2;
     const unsigned short TEXT_NODE = 3;
-    // FIXME: CDATASection has been removed from the spec. crbug.com/437205
     const unsigned short CDATA_SECTION_NODE = 4;
     const unsigned short ENTITY_REFERENCE_NODE = 5; // historical
     const unsigned short ENTITY_NODE = 6; // historical
     const unsigned short PROCESSING_INSTRUCTION_NODE = 7;
     const unsigned short COMMENT_NODE = 8;
     const unsigned short DOCUMENT_NODE = 9;
     const unsigned short DOCUMENT_TYPE_NODE = 10;
     const unsigned short DOCUMENT_FRAGMENT_NODE = 11;
     const unsigned short NOTATION_NODE = 12; // historical
     [ImplementedAs=getNodeType] readonly attribute unsigned short nodeType;
@@ skipping 34 matching lines @@
 
     DOMString? lookupPrefix(DOMString? namespaceURI);
     DOMString? lookupNamespaceURI(DOMString? prefix);
     boolean isDefaultNamespace(DOMString? namespaceURI);
 
     [CEReactions, CustomElementCallbacks, PerWorldBindings, RaisesException] Node insertBefore(Node node, Node? child);
     [CEReactions, CustomElementCallbacks, PerWorldBindings, RaisesException] Node appendChild(Node node);
     [CEReactions, CustomElementCallbacks, PerWorldBindings, RaisesException] Node replaceChild(Node node, Node child);
     [CEReactions, CustomElementCallbacks, RaisesException] Node removeChild(Node child);
 };