Update from chromium https://crrev.com/302282

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 378 matching lines @@
       'mac-x86_64/crypto/cpu-x86_64-asm.S',
       'mac-x86_64/crypto/md5/md5-x86_64.S',
       'mac-x86_64/crypto/modes/aesni-gcm-x86_64.S',
       'mac-x86_64/crypto/modes/ghash-x86_64.S',
       'mac-x86_64/crypto/rc4/rc4-md5-x86_64.S',
       'mac-x86_64/crypto/rc4/rc4-x86_64.S',
       'mac-x86_64/crypto/sha/sha1-x86_64.S',
       'mac-x86_64/crypto/sha/sha256-x86_64.S',
       'mac-x86_64/crypto/sha/sha512-x86_64.S',
     ],
+    'boringssl_win_x86_sources': [
+      'win-x86/crypto/aes/aes-586.asm',
+      'win-x86/crypto/aes/aesni-x86.asm',
+      'win-x86/crypto/aes/vpaes-x86.asm',
+      'win-x86/crypto/bn/bn-586.asm',
+      'win-x86/crypto/bn/co-586.asm',
+      'win-x86/crypto/bn/x86-mont.asm',
+      'win-x86/crypto/cpu-x86-asm.asm',
+      'win-x86/crypto/md5/md5-586.asm',
+      'win-x86/crypto/modes/ghash-x86.asm',
+      'win-x86/crypto/rc4/rc4-586.asm',
+      'win-x86/crypto/sha/sha1-586.asm',
+      'win-x86/crypto/sha/sha256-586.asm',
+      'win-x86/crypto/sha/sha512-586.asm',
+    ],
     'boringssl_win_x86_64_sources': [
       'win-x86_64/crypto/aes/aes-x86_64.asm',
       'win-x86_64/crypto/aes/aesni-x86_64.asm',
       'win-x86_64/crypto/aes/bsaes-x86_64.asm',
       'win-x86_64/crypto/aes/vpaes-x86_64.asm',
       'win-x86_64/crypto/bn/modexp512-x86_64.asm',
       'win-x86_64/crypto/bn/rsaz-avx2.asm',
       'win-x86_64/crypto/bn/rsaz-x86_64.asm',
       'win-x86_64/crypto/bn/x86_64-mont.asm',
       'win-x86_64/crypto/bn/x86_64-mont5.asm',
       'win-x86_64/crypto/cpu-x86_64-asm.asm',
       'win-x86_64/crypto/md5/md5-x86_64.asm',
       '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',
     ],
   }
 }