const github.com/refraction-networking/utls.OLD_TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256

2 uses

	github.com/refraction-networking/utls (current package)
		u_common.go#L55: 	OLD_TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256   = uint16(0xcc13)
		u_common.go#L741: 		{OLD_TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256, 32, 0, 12, ecdheRSAKA,