rem: else if(fileInst.isDirectory()) 
add: else if (fileInst.isDirectory()) 
context: parent   : function (aPath) {  if(!aPath) {    jslibError(null, "(no path defined)", "NS_ERROR_INVALID_ARG", JS_FILEUTILS_FILE+":parent");    return null;  }  var rv;  try {     var fileInst            = new JS_FILEUTILS_FilePath(aPath);    if(!fileInst.exists()) {      jslibError(null, "(file doesn't exist)", "NS_ERROR_FAILURE", JS_FILEUTILS_FILE+":parent");      return null;    }    if(fileInst.isFile())      rv=fileInst.parent.path;    else if(fileInst.isDirectory())      rv=fileInst.path;    else      rv=null;  }  catch (e) {     jslibError(e, "(problem getting file instance)", "NS_ERROR_UNEXPECTED", JS_FILEUTILS_FILE+":parent");    rv=null;  }  return rv;},
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/04c62db497a7a78bdddf378f4341134b12b61c5a/fileUtils.js/clean/calendar/resources/content/jslib/io/fileUtils.js