@class ML3MusicLibrary, NSObject; @protocol OS_xpc_object; @interface ML3MaintenanceTasksOperation : NSOperation @property (readonly, nonatomic) ML3MusicLibrary *library; @property (readonly, nonatomic) NSObject<OS_xpc_object> *activity; - (void)main; - (void).cxx_destruct; - (id)initWithLibrary:(id)a0 activity:(id)a1; @end