external/boringssl: Sync to b1cbe1979008debd0541621584b00e010d9935dd.

This includes the following changes:

https://boringssl.googlesource.com/boringssl/+log/ba94746eb2b4b59a0eb72047e4ca2d2d54454c87..b1cbe1979008debd0541621584b00e010d9935dd

Test: BoringSSL CTS Presubmits.
Change-Id: I143290c32ebd3d98f5a35ec8899df44983b73b8a
diff --git a/src/ssl/handshake_server.cc b/src/ssl/handshake_server.cc
index d346875..bb565e9 100644
--- a/src/ssl/handshake_server.cc
+++ b/src/ssl/handshake_server.cc
@@ -1243,8 +1243,7 @@
 
   // Compute the master secret.
   hs->new_session->master_key_length = tls1_generate_master_secret(
-      hs, hs->new_session->master_key, premaster_secret.data(),
-      premaster_secret.size());
+      hs, hs->new_session->master_key, premaster_secret);
   if (hs->new_session->master_key_length == 0) {
     return ssl_hs_error;
   }