rem: CEventPump.prototype.removeHookByIndex = function ep_remhooki(idx) 
add: function ep_remhooki(idx) 
context: CEventPump.prototype.removeHookByIndex = function ep_remhooki(idx){    return arrayRemoveAt (this.hooks, idx);}
meta: 3298	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/3298/06ab51295f3c6825ba59a5f5aa19804e92f7242b/events.js/buggy/js/lib/events.js