add: if (this.mOrganizer) this.mOrganizer.makeImmutable(); 
context:     makeItemBaseImmutable: function() {        // make all our components immutable        this.mCreationDate.makeImmutable();        if (this.mRecurrenceInfo)            this.mRecurrenceInfo.makeImmutable();        if (this.mAlarmTime)            this.mAlarmTime.makeImmutable();        for (var i = 0; i < this.mAttendees.length; i++)            this.mAttendees[i].makeImmutable();        this.mImmutable = true;    },
meta: 8395	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/8395/8c13f2cd7245a53acac7a9f5c36c292916b65c0b/calItemBase.js/buggy/calendar/base/src/calItemBase.js