@interface NewsFeed.DebugFormatInspectorMaskViewController : UINavigationController {
    void /* unknown type, empty encoding */ model;
    void /* unknown type, empty encoding */ editor;
    void /* unknown type, empty encoding */ maskSegmentedViewController;
}

- (id)initWithRootViewController:(id)a0;
- (id)initWithNavigationBarClass:(Class)a0 toolbarClass:(Class)a1;
- (id)initWithNibName:(id)a0 bundle:(id)a1;
- (void).cxx_destruct;
- (id)initWithCoder:(id)a0;

@end