Remove redundant s->server assignments in handshake.

It should be set correctly prior to entering the handshake. Don't mask bugs by
assigning it.

Change-Id: Ib9bca8fad68916b3b242aad8819e3760e59e777a
Reviewed-on: https://boringssl-review.googlesource.com/2443
Reviewed-by: Adam Langley <agl@google.com>
diff --git a/ssl/s3_clnt.c b/ssl/s3_clnt.c
index 635606e..e16e256 100644
--- a/ssl/s3_clnt.c
+++ b/ssl/s3_clnt.c
@@ -174,6 +174,8 @@
 	int new_state,state,skip=0;
 
 	assert(s->handshake_func == ssl3_connect);
+	assert(!s->server);
+
 	ERR_clear_error();
 	ERR_clear_system_error();
 
@@ -198,7 +200,6 @@
 		case SSL_ST_CONNECT:
 		case SSL_ST_BEFORE|SSL_ST_CONNECT:
 
-			s->server=0;
 			if (cb != NULL) cb(s,SSL_CB_HANDSHAKE_START,1);
 
 			if ((s->version & 0xff00 ) != 0x0300)