Increase warning level to 4 on Visual Studio

net/third_party/nss/ssl.gyp

 # Copyright (c) 2009 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.
 
 {
   'conditions': [
     [ 'OS == "linux" or OS == "freebsd" or OS == "openbsd"', {
       'conditions': [
         ['sysroot!=""', {
           'variables': {
@@ skipping 65 matching lines @@
       ],
       'defines': [
         'NSS_ENABLE_ECC',
         'NSS_ENABLE_ZLIB',
         'USE_UTIL_DIRECTLY',
       ],
       'defines!': [
         # Regrettably, NSS can't be compiled with NO_NSPR_10_SUPPORT yet.
         'NO_NSPR_10_SUPPORT',
       ],
+      'msvs_disabled_warnings': [4018, 4244],
       'conditions': [
         [ 'OS=="mac"', {
           'defines': [
             'XP_UNIX',
             'DARWIN',
             'XP_MACOSX',
           ],
         }],
         [ 'OS == "win"', {
             'sources!': [
@@ skipping 60 matching lines @@
       },
     },
   ],
 }
 
 # Local Variables:
 # tab-width:2
 # indent-tabs-mode:nil
 # End:
 # vim: set expandtab tabstop=2 shiftwidth=2: