@class NSString; @interface SiriCalendarSyncSystemSetting : NSObject <AFSyncHandler> @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; - (void)beginSyncWithAnchor:(id)a0 validity:(id)a1 forKey:(id)a2 beginInfo:(id)a3; - (void)getChangeAfterAnchor:(id)a0 changeInfo:(id)a1; - (void)syncDidEnd; @end