add:  for each (exitem in this.mExceptions) { exitem.item.parentItem = value; } 
context:     set item(value) {        if (this.mImmutable)            throw Components.results.NS_ERROR_OBJECT_IS_IMMUTABLE;        this.mBaseItem = value;    },
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/76d298f51456b7708b5ffdb9d66ee51e86a18165/calRecurrenceInfo.js/clean/calendar/base/src/calRecurrenceInfo.js