@interface SLInternalComposeServiceVendorContext : NSExtensionContext <SLInternalComposeServiceHostProtocol, SLInternalComposeServiceVendorProtocol> + (id)_extensionAuxiliaryVendorProtocol; + (id)_extensionAuxiliaryHostProtocol; - (void)shouldShowNetworkActivityIndicator:(id)a0; @end