@class NSString; @interface CALNNullIconProvider : NSObject <CALNNotificationIconProvider, CALNCalendarIconIdentifierProvider, CalIconProvider> @property (class, readonly, nonatomic) CALNNullIconProvider *sharedInstance; @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; - (id)pngDataForIconWithIdentifier:(id)a0; - (id)identifierForIconWithDate:(id)a0 inCalendar:(id)a1; @end