System/Library/PrivateFrameworks/MobileSafari.framework

SFTouchDownGestureRecognizer.h

NSObject
>
UIGestureRecognizer

@interface SFTouchDownGestureRecognizer : UIGestureRecognizer

- (id)initWithTarget:(id)a0 action:(SEL)a1;
- (void)touchesBegan:(id)a0 withEvent:(id)a1;

@end