question: pop the last ajaxbehavior instance from the list . concode_field_sep AjaxBehaviorHandler handler concode_elem_sep LinkedList<BehaviorInfo> behaviorStack concode_elem_sep FaceletContext ctx concode_elem_sep String AJAX_BEHAVIORS concode_elem_sep String eventName concode_field_sep boolean shouldAddBehavior concode_elem_sep ClientBehavior createBehavior concode_elem_sep AjaxBehaviors getAjaxBehaviors concode_elem_sep void pushBehavior concode_elem_sep void addBehaviors concode_elem_sep void addBehavior
target: void function ( ) { if ( behaviorStack . size ( ) > 0 ) { behaviorStack . removeLast ( ) ; } }