Fix accessibility in Windows x64 build.

content/content_tests.gypi

 # Copyright (c) 2013 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.
 
 {
   'targets': [
     {
       'target_name': 'layouttest_support_content',
       'type': 'static_library',
       'conditions': [
@@ skipping 1181 matching lines @@
                 'Debug_Base': {
                   'msvs_settings': {
                     'VCLinkerTool': {
                       'LinkIncremental': '<(msvs_large_module_debug_link_mode)',
                     },
                   },
                 },
               },
               # TODO(jschuh): crbug.com/167187 fix size_t to int truncations.
               'msvs_disabled_warnings': [ 4267, ],
-            }, {  # OS!="win"
-              'sources!': [
-                'browser/accessibility/accessibility_win_browsertest.cc',
-              ],
             }],
             ['OS=="win" and win_use_allocator_shim==1', {
               'dependencies': [
                 '../base/allocator/allocator.gyp:allocator',
               ],
             }],
             ['OS=="linux"', {
               'sources!': [
                 'browser/accessibility/dump_accessibility_tree_browsertest.cc',
               ],
@@ skipping 14 matching lines @@
               ],
             }],
             ['OS=="mac"', {
               'dependencies': [
                 'content_shell',  # Needed for Content Shell.app's Helper.
               ],
               'sources': [
                 'renderer/external_popup_menu_browsertest.cc',
               ],
             }],
-            ['use_aura==1', {
-              'sources!': [
-                'browser/accessibility/accessibility_win_browsertest.cc',
-              ],
-            }],
             ['use_aura==1 and OS!="win"', {
               'sources!': [
                 'browser/plugin_browsertest.cc',
               ],
             }],
             ['use_aura==1 or toolkit_views==1', {
               'dependencies': [
                 '../ui/events/events.gyp:events_test_support',
               ],
             }],
@@ skipping 564 matching lines @@
                   'files': ['<(PRODUCT_DIR)/libnpapi_test_plugin.so'],
                 },
               ],
             }],
           ],
         },
       ],
     }],
   ],
 }