rem: this.addObserver(this.mObserver, calICalendar.ITEM_FILTER_TYPE_ALL); 
context:     initICSCalendar: function() {        this.initMemoryCalendar();        this.mICSService = Components.classes["@mozilla.org/calendar/ics-service;1"]                                     .getService(Components.interfaces.calIICSService);        this.mObserver = new calICSObserver(this);        this.addObserver(this.mObserver, calICalendar.ITEM_FILTER_TYPE_ALL);    },
meta: 10234	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/10234/feca0ecf4897996cc1d1057233f80e91d464c0cc/calICSCalendar.js/buggy/calendar/providers/ics/calICSCalendar.js