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

chrome/chrome_installer_util.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.
 
 {
   'target_defaults': {
     'variables': {
       'installer_util_target': 0,
     },
     'target_conditions': [
@@ skipping 95 matching lines @@
             'installer/util/chrome_frame_operations.cc',
             'installer/util/chrome_frame_operations.h',
             'installer/util/compat_checks.cc',
             'installer/util/compat_checks.h',
             'installer/util/delete_after_reboot_helper.cc',
             'installer/util/delete_after_reboot_helper.h',
             'installer/util/google_chrome_distribution.cc',
             'installer/util/google_chrome_distribution.h',
             'installer/util/html_dialog.h',
             'installer/util/html_dialog_impl.cc',
+            'installer/util/installation_validator.cc',
+            'installer/util/installation_validator.h',
             'installer/util/logging_installer.cc',
             'installer/util/logging_installer.h',
             'installer/util/lzma_util.cc',
             'installer/util/lzma_util.h',
             'installer/util/master_preferences.cc',
             'installer/util/master_preferences.h',
             'installer/util/product.h',
             'installer/util/product.cc',
             'installer/util/product_operations.h',
             'installer/util/shell_util.cc',
@@ skipping 49 matching lines @@
       ],
     }],
   ],
 }
 
 # Local Variables:
 # tab-width:2
 # indent-tabs-mode:nil
 # End:
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