GTTF: Make our handling of Windows pre-processor symbols more consistent.

chrome/chrome_tests.gypi

 # Copyright (c) 2010 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.
 
 {
   'variables' : {
     'pyautolib_sources': [
       'app/chrome_dll_resource.h',
       'common/pref_names.cc',
       'common/pref_names.h',
@@ skipping 1483 matching lines @@
         }, { # OS != "mac"
           'dependencies': [
             'convert_dict_lib',
             '../third_party/hunspell/hunspell.gyp:hunspell',
           ],
           'sources!': [
             'browser/spellchecker_platform_engine_unittest.cc',
           ],
         }],
         ['OS=="win"', {
-          'defines': [
-            '__STD_C',
-            '_CRT_SECURE_NO_DEPRECATE',
-            '_SCL_SECURE_NO_DEPRECATE',
-          ],
           'dependencies': [
             'chrome_dll_version',
             'installer_util_strings',
             '../third_party/iaccessible2/iaccessible2.gyp:iaccessible2',
             'test_chrome_plugin',  # run time dependency
           ],
           'conditions': [
             ['win_use_allocator_shim==1', {
               'dependencies': [
                 '<(allocator_target)',
@@ skipping 1406 matching lines @@
       ]
     }],  # 'coverage!=0'
   ],  # 'conditions'
 }
 
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 # tab-width:2
 # indent-tabs-mode:nil
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