BoringSSL: roll DEPS and enable dynamic visibility.

third_party/boringssl/boringssl.gypi

 # Copyright (c) 2014 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 # This file is created by update_gypi_and_asm.py. Do not edit manually.
 
 {
   'variables': {
     'boringssl_lib_sources': [
       'src/crypto/aes/aes.c',
@@ skipping 132 matching lines @@
       'src/crypto/evp/p_rsa.c',
       'src/crypto/evp/p_rsa_asn1.c',
       'src/crypto/evp/pbkdf.c',
       'src/crypto/evp/sign.c',
       'src/crypto/ex_data.c',
       'src/crypto/ex_data_impl.c',
       'src/crypto/hmac/hmac.c',
       'src/crypto/lhash/lhash.c',
       'src/crypto/md5/md5.c',
       'src/crypto/mem.c',
-      'src/crypto/mem_clear.c',
       'src/crypto/modes/cbc.c',
       'src/crypto/modes/cfb.c',
       'src/crypto/modes/ctr.c',
       'src/crypto/modes/gcm.c',
       'src/crypto/modes/ofb.c',
       'src/crypto/obj/obj.c',
       'src/crypto/obj/obj_error.c',
       'src/crypto/obj/obj_xref.c',
       'src/crypto/pem/pem_all.c',
       'src/crypto/pem/pem_error.c',
@@ skipping 245 matching lines @@
       'win-x86_64/crypto/modes/aesni-gcm-x86_64.asm',
       'win-x86_64/crypto/modes/ghash-x86_64.asm',
       'win-x86_64/crypto/rc4/rc4-md5-x86_64.asm',
       'win-x86_64/crypto/rc4/rc4-x86_64.asm',
       'win-x86_64/crypto/sha/sha1-x86_64.asm',
       'win-x86_64/crypto/sha/sha256-x86_64.asm',
       'win-x86_64/crypto/sha/sha512-x86_64.asm',
     ],
   }
 }