@interface _TtC12PhotosUICoreP33_FCD1DCB97D423C32F6337A2DCF1B8FA821TTRStepViewController : UIViewController {
    void /* unknown type, empty encoding */ step;
    void /* unknown type, empty encoding */ $__lazy_storage_$_containerView;
    void /* unknown type, empty encoding */ $__lazy_storage_$_titleLabel;
    void /* unknown type, empty encoding */ $__lazy_storage_$_descriptionLabel;
    void /* unknown type, empty encoding */ $__lazy_storage_$_headerView;
    void /* unknown type, empty encoding */ $__lazy_storage_$_stackView;
    void /* unknown type, empty encoding */ $__lazy_storage_$_closeButton;
    void /* unknown type, empty encoding */ $__lazy_storage_$_backButton;
}

- (void)viewDidLoad;
- (id)initWithNibName:(id)a0 bundle:(id)a1;
- (void).cxx_destruct;
- (id)initWithCoder:(id)a0;
- (void)handleClose;
- (void)handleBack;

@end