Roll BoringSSL.

third_party/boringssl/boringssl.gypi

Index: third_party/boringssl/boringssl.gypi
diff --git a/third_party/boringssl/boringssl.gypi b/third_party/boringssl/boringssl.gypi
index f1948501c9324c07b5cef1a5b8a8518fce75d5b3..a562c28aa95c25becb4990cacf3bccd26cd035de 100644
--- a/third_party/boringssl/boringssl.gypi
+++ b/third_party/boringssl/boringssl.gypi
@@ -81,6 +81,7 @@
       'src/crypto/bn/sqrt.c',
       'src/crypto/buf/buf.c',
       'src/crypto/buf/buf_error.c',
+      'src/crypto/bytestring/ber.c',
       'src/crypto/bytestring/cbb.c',
       'src/crypto/bytestring/cbs.c',
       'src/crypto/chacha/chacha_generic.c',
@@ -93,6 +94,7 @@
       'src/crypto/cipher/e_chacha20poly1305.c',
       'src/crypto/cipher/e_des.c',
       'src/crypto/cipher/e_null.c',
+      'src/crypto/cipher/e_rc2.c',
       'src/crypto/cipher/e_rc4.c',
       'src/crypto/conf/conf.c',
       'src/crypto/conf/conf_error.c',
@@ -148,6 +150,7 @@
       'src/crypto/ex_data_impl.c',
       'src/crypto/hmac/hmac.c',
       'src/crypto/lhash/lhash.c',
+      'src/crypto/md4/md4.c',
       'src/crypto/md5/md5.c',
       'src/crypto/mem.c',
       'src/crypto/modes/cbc.c',