Declare SSL_R_BLOCK_CIPHER_PAD_IS_WRONG and SSL_R_NO_CIPHERS_SPECIFIED.

nginx consumes these error codes without #ifdefs. Continue to define
them for compatibility, even though we never emit them.

BUG=95

Change-Id: I1e991987ce25fc4952cc85b98ffa050a8beab92e
Reviewed-on: https://boringssl-review.googlesource.com/10446
Reviewed-by: David Benjamin <davidben@google.com>
Commit-Queue: David Benjamin <davidben@google.com>
CQ-Verified: CQ bot account: commit-bot@chromium.org <commit-bot@chromium.org>

include/openssl/ssl.h

diff --git a/include/openssl/ssl.h b/include/openssl/ssl.h
index 7ddbc25..4a88488 100644
--- a/include/openssl/ssl.h
+++ b/include/openssl/ssl.h
@@ -4809,6 +4809,8 @@
 #define SSL_R_MISSING_KEY_SHARE 258
 #define SSL_R_INVALID_ALPN_PROTOCOL 259
 #define SSL_R_TOO_MANY_KEY_UPDATES 260
+#define SSL_R_BLOCK_CIPHER_PAD_IS_WRONG 261
+#define SSL_R_NO_CIPHERS_SPECIFIED 262
 #define SSL_R_SSLV3_ALERT_CLOSE_NOTIFY 1000
 #define SSL_R_SSLV3_ALERT_UNEXPECTED_MESSAGE 1010
 #define SSL_R_SSLV3_ALERT_BAD_RECORD_MAC 1020