Roll BoringSSL bf0df92..642f149

Summary of changes available at:
https://boringssl.googlesource.com/boringssl/+log/bf0df92..642f149

BUG=none

Review URL: https://codereview.chromium.org/1027473002

Cr-Commit-Position: refs/heads/master@{#321479}

DEPS

@@ -74,7 +74,7 @@ vars = {
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling BoringSSL
   # and whatever else without interference from each other.
-  'boringssl_revision': 'bf0df92964565f819881e78ff3bfb5343e95e130',
+  'boringssl_revision': '642f1498d056dbba3e50ed5a232ab2f482626dec',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling nss
   # and whatever else without interference from each other.

third_party/boringssl/boringssl_unittest.cc

@@ -116,6 +116,10 @@ static const AEADTest kAEADTests[] = {
      FILE_PATH_LITERAL("aes_256_cbc_sha1_ssl3_tests.txt")},
     {FILE_PATH_LITERAL("des-ede3-cbc-sha1-ssl3"),
      FILE_PATH_LITERAL("des_ede3_cbc_sha1_ssl3_tests.txt")},
+    {FILE_PATH_LITERAL("aes-128-ctr-hmac-sha256"),
+     FILE_PATH_LITERAL("aes_128_ctr_hmac_sha256.txt")},
+    {FILE_PATH_LITERAL("aes-256-ctr-hmac-sha256"),
+     FILE_PATH_LITERAL("aes_256_ctr_hmac_sha256.txt")},
 };
 
 TEST(BoringSSL, AEADs) {