Add corpora for fuzzers with fuzzer mode disabled.

Fuzzer mode explores the handshake, but at the cost of losing coverage
on the record layer. Add a separate build flag and client/server
corpora for this mode.

Note this requires tweaks in consumers' fuzzer build definitions.

BUG=111

Change-Id: I1026dc7301645e165a761068a1daad6eedc9271e
Reviewed-on: https://boringssl-review.googlesource.com/12108
Commit-Queue: David Benjamin <davidben@google.com>
Reviewed-by: Adam Langley <agl@google.com>

ssl/ssl_lib.c

diff --git a/ssl/ssl_lib.c b/ssl/ssl_lib.c
index 2d5f9c3..87af1a8 100644
--- a/ssl/ssl_lib.c
+++ b/ssl/ssl_lib.c
@@ -3030,7 +3030,7 @@
     return;
   }
 
-#if defined(BORINGSSL_UNSAFE_FUZZER_MODE)
+#if defined(BORINGSSL_UNSAFE_DETERMINISTIC_MODE)
   out_clock->tv_sec = 1234;
   out_clock->tv_usec = 1234;
 #elif defined(OPENSSL_WINDOWS)