New installation validator machinery to check the machine state....

chrome/chrome_installer.gypi

 # Copyright (c) 2011 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': {
     'lastchange_path': '<(SHARED_INTERMEDIATE_DIR)/build/LASTCHANGE',
     # 'branding_dir' is set in the 'conditions' section at the bottom.
   },
   'conditions': [
@@ skipping 50 matching lines @@
           'target_name': 'installer_util_unittests',
           'type': 'executable',
           'msvs_guid': '903F8C1E-537A-4C9E-97BE-075147CBE769',
           'dependencies': [
             'installer_util',
             'installer_util_strings',
             '<(DEPTH)/base/base.gyp:base',
             '<(DEPTH)/base/base.gyp:base_i18n',
             '<(DEPTH)/base/base.gyp:test_support_base',
             '<(DEPTH)/build/temp_gyp/googleurl.gyp:googleurl',
+            '<(DEPTH)/testing/gmock.gyp:gmock',
             '<(DEPTH)/testing/gtest.gyp:gtest',
           ],
           'include_dirs': [
             '<(DEPTH)',
           ],
           'sources': [
             'installer/setup/compat_checks_unittest.cc',
             'installer/setup/setup_constants.cc',
             'installer/util/browser_distribution_unittest.cc',
             'installer/util/channel_info_unittest.cc',
             'installer/util/copy_tree_work_item_unittest.cc',
             'installer/util/create_dir_work_item_unittest.cc',
             'installer/util/create_reg_key_work_item_unittest.cc',
             'installer/util/delete_after_reboot_helper_unittest.cc',
             'installer/util/delete_reg_value_work_item_unittest.cc',
             'installer/util/delete_tree_work_item_unittest.cc',
             'installer/util/google_chrome_distribution_unittest.cc',
             'installer/util/google_update_settings_unittest.cc',
             'installer/util/install_util_unittest.cc',
+            'installer/util/installation_validator_unittest.cc',
             'installer/util/installer_state_unittest.cc',
             'installer/util/installer_util_unittests.rc',
             'installer/util/installer_util_unittests_resource.h',
             'installer/util/language_selector_unittest.cc',
             'installer/util/lzma_util_unittest.cc',
             'installer/util/master_preferences_unittest.cc',
             'installer/util/move_tree_work_item_unittest.cc',
             'installer/util/product_unittest.h',
             'installer/util/product_unittest.cc',
             'installer/util/product_state_unittest.cc',
@@ skipping 789 matching lines @@
       },
     }],
   ],
 }
 
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