@protocol SBSystemGestureRecognizerDelegate; @interface SBFailingSystemGestureRecognizer : UIGestureRecognizer @property (weak, nonatomic) id<SBSystemGestureRecognizerDelegate> delegate; - (id)init; - (id)initWithTarget:(id)a0 action:(SEL)a1; - (void)touchesBegan:(id)a0 withEvent:(id)a1; @end