@class NSObject; @protocol OS_dispatch_queue; @interface DSKeychainPersistence : NSObject { NSObject<OS_dispatch_queue> *_clientQueue; } - (id)initWithQueue:(id)a0; - (BOOL)loadListenerState:(id *)a0 withError:(id *)a1; - (BOOL)saveListenerState:(id)a0 withError:(id *)a1; - (BOOL)removeListenerState:(id)a0 withError:(id *)a1; - (void).cxx_destruct; @end