@class NSString; @interface GKMatchmakerExtensionHostContext : GKExtensionHostContext @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; + (id)_extensionAuxiliaryVendorProtocol; + (id)_extensionAuxiliaryHostProtocol; - (void)shareMatchWithRequest:(id)a0 handler:(id /* block */)a1; @end