crypto/tls: rm marshalEncryptedClientHelloConfigList dead code

This package internal function has no call sites.

Change-Id: I262058199fd2f387ef3b5e21099421720cc5413e
Reviewed-on: https://go-review.googlesource.com/c/go/+/707815
TryBot-Bypass: Daniel McCarney <daniel@binaryparadox.net>
Auto-Submit: Roland Shoemaker <roland@golang.org>
Auto-Submit: Daniel McCarney <daniel@binaryparadox.net>
Reviewed-by: Carlos Amedee <carlos@golang.org>
Reviewed-by: Roland Shoemaker <roland@golang.org>

diff --git a/src/crypto/tls/ech.go b/src/crypto/tls/ech.go
index 76727a890896a0070d066fa02d0874204584d73c..d3472d8dc4aafb9102b928704fddfd4dacb28994 100644 (file)
--- a/src/crypto/tls/ech.go
+++ b/src/crypto/tls/ech.go
@@ -568,16 +568,6 @@ func parseECHExt(ext []byte) (echType echExtType, cs echCipher, configID uint8,
        return echType, cs, configID, bytes.Clone(encap), bytes.Clone(payload), nil
 }
 
-func marshalEncryptedClientHelloConfigList(configs []EncryptedClientHelloKey) ([]byte, error) {
-       builder := cryptobyte.NewBuilder(nil)
-       builder.AddUint16LengthPrefixed(func(builder *cryptobyte.Builder) {
-               for _, c := range configs {
-                       builder.AddBytes(c.Config)
-               }
-       })
-       return builder.Bytes()
-}
-
 func (c *Conn) processECHClientHello(outer *clientHelloMsg, echKeys []EncryptedClientHelloKey) (*clientHelloMsg, *echServerContext, error) {
        echType, echCiphersuite, configID, encap, payload, err := parseECHExt(outer.encryptedClientHello)
        if err != nil {