rem: return new IRCContentListener(); 
add: return new IRCContentListener(true); 
context: function ircclf_createInstance(outer, iid){    if (outer != null)        throw Components.results.NS_ERROR_NO_AGGREGATION;        if (!iid.equals(nsIURIContentListener) &&         !iid.equals(nsISupportsWeakReference) &&        !iid.equals(nsISupports))    {        throw Components.results.NS_ERROR_INVALID_ARG;    }        return new IRCContentListener();}
meta: 10234	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/10234/4cd3ec76af2e3a9922c2d114bf4267b40b388ac2/chatzilla-service.js/buggy/extensions/irc/js/lib/chatzilla-service.js