add: if (this.mBatchCount) { return; } 
context: function observer_onAddItem(item){    var occs = item.getOccurrencesBetween(this.agendaTreeView.today.start,                                          this.agendaTreeView.soon.end, {});    occs.forEach(this.agendaTreeView.addItem, this.agendaTreeView);    this.agendaTreeView.rebuildAgendaView();};
meta: 5872	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/5872/be6bc05e74952b74d1bb9d6b9243f658cd24f57c/agenda-tree.js/buggy/calendar/lightning/content/agenda-tree.js