google.golang.org/grpc/credentials.tlsCreds.ClientHandshake (method, view implemented interface methods)

one use

	google.golang.org/grpc/credentials (current package)
		tls.go#L73: func (c *tlsCreds) ClientHandshake(ctx context.Context, authority string, rawConn net.Conn) (_ net.Conn, _ AuthInfo, err error) {