Even more fun with Span.

Change-Id: If9f9fdc209b97f955b1ef3dea052393412865e59
Reviewed-on: https://boringssl-review.googlesource.com/22464
Commit-Queue: Steven Valdez <svaldez@google.com>
Reviewed-by: Steven Valdez <svaldez@google.com>
CQ-Verified: CQ bot account: commit-bot@chromium.org <commit-bot@chromium.org>
diff --git a/ssl/handshake_client.cc b/ssl/handshake_client.cc
index ff8ebd8..48466fb 100644
--- a/ssl/handshake_client.cc
+++ b/ssl/handshake_client.cc
@@ -1360,8 +1360,8 @@
     return ssl_hs_error;
   }
 
-  hs->new_session->master_key_length = tls1_generate_master_secret(
-      hs, hs->new_session->master_key, pms.data(), pms.size());
+  hs->new_session->master_key_length =
+      tls1_generate_master_secret(hs, hs->new_session->master_key, pms);
   if (hs->new_session->master_key_length == 0) {
     return ssl_hs_error;
   }