@class NSObject; @protocol OS_dispatch_queue, OS_os_log; @interface STYDiagnosticsCollector : NSObject @property (retain) NSObject<OS_dispatch_queue> *serialUtilityQueue; @property (retain) NSObject<OS_os_log> *logger; + (id)sharedDiagnosticsCollector; - (void).cxx_destruct; - (void)collectTailspinForScenarioReport:(id)a0 tailspinFileDescriptor:(int)a1 completionHandler:(id /* block */)a2; @end