<?xml version="1.0"?>
<?xml-stylesheet type="text/css" href="chrome://global/skin"?>
<?xml-stylesheet type="text/css" href="data:text/css,fooBar{color:red;}"?>
<?xml-stylesheet type="text/css" href="bug535806-css.css"?>
<window xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
        onload="window.parent.wrappedJSObject.xulLoaded()">
  <fooBar fooBar="" id="s"/>
</window>