webkitTransitionEnd didn't trigger in time about backstack HOT 1 OPEN

               if (remove != null) {
                    _.each(remove, function (ref) {

                        if (ref.instance) {
                            // Triggering viewDeactivate event
                            createEvent('viewDeactivate', {target:ref.instance}).trigger(ref.instance);

                            if (ref.instance.destructionPolicy == 'never') { // Detaching if destructionPolicy == 'never'
                                ref.instance.$el.detach();
                            } else { // Removing if destructionPolicy == 'auto'
                                ref.instance.remove();
                                ref.instance = null;
                            }
                        }
                    }, this);
                }