Dead code cleanup: crypto/ec,ecdh,ecdsa

Reviewed-by: Andy Polyakov <appro@openssl.org>

crypto/ecdh/ech_ossl.c

@@ -86,10 +86,6 @@ static int ecdh_compute_key(void *out, size_t len, const EC_POINT *pub_key,
 static ECDH_METHOD openssl_ecdh_meth = {
     "OpenSSL ECDH method",
     ecdh_compute_key,
-#if 0
-    NULL,                       /* init */
-    NULL,                       /* finish */
-#endif
     ECDH_FLAG_FIPS_METHOD,      /* flags */
     NULL                        /* app_data */
 };