rem: this.mOperationListener); 
add: true, this.mOperationListener); 
context:             notify: function(timer) {                if (timer.delay != this.mRepeatDelay) {                    timer.delay = this.mRepeatDelay;                }                this.mInvitationsManager.getInvitations(                    this.mOperationListener);            }
meta: 10234	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/10234/1e3b01ccadd78ef0403300ec6b58d5d313065cf2/calendar-invitations-manager.js/clean/calendar/prototypes/wcap/calendar-invitations-manager.js