github.com/refraction-networking/utls.prefixNonceAEAD.explicitNonceLen (method, view implemented interface methods)

one use

	github.com/refraction-networking/utls (current package)
		cipher_suites.go#L465: func (f *prefixNonceAEAD) explicitNonceLen() int { return f.NonceSize() }