rem: return getCalendarManager().getCalendarPref(this, "READONLY") == 'true'; 
add: throw Components.results.NS_ERROR_NOT_IMPLEMENTED; 
context:     get readOnly() {         return getCalendarManager().getCalendarPref(this, "READONLY") == 'true';    },
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/0503ab84fde0b15e18546fb81a3e20b8c1ab1925/calCompositeCalendar.js/clean/calendar/providers/composite/calCompositeCalendar.js