rem: if (!ctxt._scriptableInputStream) 
add:  if (!("_scriptableInputStream" in ctxt)) 
context: function sl_dataavail (request, ctxt, inStr, sourceOffset, count){    ctxt = ctxt.wrappedJSObject;    if (!ctxt)    {        dd ("*** Can't get wrappedJSObject from ctxt in " +            "StreamListener.onDataAvailable ***");        return;    }    if (!ctxt._scriptableInputStream)        ctxt._scriptableInputStream = toScriptableInputStream (inStr);    if (this._observer)        this._observer.onStreamDataAvailable(request, inStr, sourceOffset,                                             count);}
meta: 8395	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/8395/7488e28c59de8516f57a041d197a80a62240072b/connection-xpcom.js/buggy/extensions/irc/js/lib/connection-xpcom.js