SSL3_STATE ints to bools.

Change-Id: I0f153a3e22f960f2b600919b6bacac76b7a95093
Reviewed-on: https://boringssl-review.googlesource.com/19944
Reviewed-by: Steven Valdez <svaldez@google.com>
Commit-Queue: David Benjamin <davidben@google.com>
CQ-Verified: CQ bot account: commit-bot@chromium.org <commit-bot@chromium.org>
diff --git a/ssl/ssl_lib.cc b/ssl/ssl_lib.cc
index ed97561..ee2cd89 100644
--- a/ssl/ssl_lib.cc
+++ b/ssl/ssl_lib.cc
@@ -1090,7 +1090,7 @@
   // Discard any unfinished writes from the perspective of |SSL_write|'s
   // retry. The handshake will transparently flush out the pending record
   // (discarded by the server) to keep the framing correct.
-  ssl->s3->wpend_pending = 0;
+  ssl->s3->wpend_pending = false;
 }
 
 static int bio_retry_reason_to_error(int reason) {