Download autocheckout whitelist and enable autocheckout for whitelisted sites only.

chrome/chrome_tests_unit.gypi

 # Copyright 2012 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': [
     {
       # This target contains mocks and test utilities that don't belong in
       # production libraries but are used by more than one test executable.
       'target_name': 'test_support_common',
       'type': 'static_library',
@@ skipping 424 matching lines @@
         'browser/autocomplete/contact_provider_chromeos_unittest.cc',
         'browser/autocomplete/extension_app_provider_unittest.cc',
         'browser/autocomplete/history_contents_provider_unittest.cc',
         'browser/autocomplete/history_quick_provider_unittest.cc',
         'browser/autocomplete/history_url_provider_unittest.cc',
         'browser/autocomplete/keyword_provider_unittest.cc',
         'browser/autocomplete/search_provider_unittest.cc',
         'browser/autocomplete/shortcuts_provider_unittest.cc',
         'browser/autofill/address_field_unittest.cc',
         'browser/autofill/address_unittest.cc',
+        'browser/autofill/autocheckout/whitelist_manager_unittest.cc',
+        'browser/autofill/autocheckout/whitelist_url_unittest.cc',
         'browser/autofill/autocomplete_history_manager_unittest.cc',
         'browser/autofill/autofill_country_unittest.cc',
         'browser/autofill/autofill_download_unittest.cc',
         'browser/autofill/autofill_download_url_unittest.cc',
         'browser/autofill/autofill_external_delegate_unittest.cc',
         'browser/autofill/autofill_field_unittest.cc',
         'browser/autofill/autofill_ie_toolbar_import_win_unittest.cc',
         'browser/autofill/autofill_manager_unittest.cc',
         'browser/autofill/autofill_merge_unittest.cc',
         'browser/autofill/autofill_metrics_unittest.cc',
@@ skipping 1861 matching lines @@
             'unit_tests.isolate',
           ],
           'sources': [
             'unit_tests.isolate',
           ],
         },
       ],
     }],
   ],  # 'conditions'
 }