rem: if(iid.equals(Components.interfaces.nsIXULBrowserWindow)) 
add: if (iid.equals(Components.interfaces.nsIXULBrowserWindow)) 
context:   QueryInterface : function(iid)  {    if(iid.equals(Components.interfaces.nsIXULBrowserWindow))      return this;    throw Components.results.NS_NOINTERFACE;    return null;        // quiet warnings  },
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/f28378fc95b52edbfb29c89faf2ee1177996c268/navigator.js/clean/xpfe/browser/resources/content/navigator.js