@class NSString; @protocol _UINavigationControllerVisualStyleProviding; @interface _UINavigationControllerVisualStyleFactory : NSObject <_UINavigationControllerVisualStyleProviding> @property (retain, nonatomic) id<_UINavigationControllerVisualStyleProviding> visualStyleProvider; @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; + (id)sharedInstance; @end