This change shouldn't have gone in. Anyway, this is not part of the build.

content/xml/tests/xpointer/xpointer.xml

@@ -74,8 +74,6 @@ function xp(str, event)
     event.target.parentNode.insertBefore(elem, event.target.nextSibling);
   }
 }
-
-alert(new XPointerResult());
 ]]>
 </html:script>
 </doc>