@class NSString, TUCallCenter; @interface WFCallStatusSystemEventProvider : NSObject <WFSystemEventProvider> @property (retain, nonatomic) TUCallCenter *callCenter; @property (copy, nonatomic) id /* block */ eventCallback; @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; + (BOOL)isAvailable; + (BOOL)canProxyTelephony; - (void)invalidate; - (void)resume; - (void).cxx_destruct; - (void)callStatusChanged:(id)a0; - (void)updateWithCall:(id)a0; @end