rem: this.mProperties.deleteProperty(aName); 
add: this.mProperties.deleteProperty(aName.toUpperCase()); 
context:     deleteProperty: function (aName) {        this.modify();        try {            this.mProperties.deleteProperty(aName);        } catch (e) {        }    }
meta: 10234	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/10234/88c09e46eaa9c273fd352af9aac6dbf65dee9359/calAttendee.js/buggy/calendar/base/src/calAttendee.js