Support for selective DOM activity logging, based on IDL attributes.

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,
@@ skipping 34 matching lines @@
 
     [PerWorldBindings] readonly attribute unsigned short   nodeType;
     [PerWorldBindings] readonly attribute Node             parentNode;
     [PerWorldBindings] readonly attribute NodeList         childNodes;
     [PerWorldBindings] readonly attribute Node             firstChild;
     [PerWorldBindings] readonly attribute Node             lastChild;
     [PerWorldBindings] readonly attribute Node             previousSibling;
     [PerWorldBindings] readonly attribute Node             nextSibling;
     [PerWorldBindings] readonly attribute Document         ownerDocument;
 
-    [Custom, PerWorldBindings, RaisesException] Node insertBefore(Node newChild, Node refChild);
-    [Custom, RaisesException] Node replaceChild(Node newChild, Node oldChild);
+    [Custom, PerWorldBindings, ActivityLog=AccessForIsolatedWorlds, RaisesException] Node insertBefore(Node newChild, Node refChild);
+    [Custom, PerWorldBindings, ActivityLog=AccessForIsolatedWorlds, RaisesException] Node replaceChild(Node newChild, Node oldChild);
     [Custom, PerWorldBindings, RaisesException] Node removeChild(Node oldChild);
-    [Custom, PerWorldBindings, RaisesException] Node appendChild(Node newChild);
+    [Custom, PerWorldBindings, ActivityLog=AccessForIsolatedWorlds, RaisesException] Node appendChild(Node newChild);
 
     boolean            hasChildNodes();
     [DeliverCustomElementCallbacks, PerWorldBindings]
     Node               cloneNode([Default=Undefined] optional boolean deep);
     void               normalize();
 
     // Introduced in DOM Level 2:
      boolean isSupported([Default=Undefined] optional DOMString feature, 
                                        [TreatNullAs=NullString,Default=Undefined] optional DOMString version);
 
@@ skipping 30 matching lines @@
     [PerWorldBindings] readonly attribute Element          parentElement;
 
     void addEventListener(DOMString type, 
                           EventListener listener, 
                           optional boolean useCapture);
     void removeEventListener(DOMString type, 
                              EventListener listener, 
                              optional boolean useCapture);
     [RaisesException] boolean dispatchEvent(Event event);
 };