@class NSMutableDictionary, RPCompanionLinkClient; @interface HDRapportMessenger : NSObject { RPCompanionLinkClient *_rapportClient; NSMutableDictionary *_observersBySchemaIdentifier; struct os_unfair_lock_s { unsigned int _os_unfair_lock_opaque; } _lock; } - (void)removeObserver:(id)a0; - (void).cxx_destruct; - (void)_handleIncomingRequest:(id)a0 responseHandler:(id /* block */)a1; - (void)addObserver:(id)a0 forSchemaIdentifier:(long long)a1; - (id)initForCompanionDevice; - (id)newRapportClient; - (void)removeObserver:(id)a0 forSchemaIdentifier:(long long)a1; - (void)sendRequest:(id)a0 data:(id)a1 completion:(id /* block */)a2; @end