Add tests for Component Updater command line arguments

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.
 {
   'variables': {
     'chrome_unit_tests_sources': [
       '../components/autofill/content/renderer/test_password_autofill_agent.cc',
       '../components/autofill/content/renderer/test_password_autofill_agent.h',
       '../components/autofill/content/renderer/test_password_generation_agent.cc',
       '../components/autofill/content/renderer/test_password_generation_agent.h',
@@ skipping 41 matching lines @@
       'browser/browsing_data/browsing_data_remover_test_util.cc',
       'browser/browsing_data/browsing_data_remover_test_util.h',
       'browser/browsing_data/browsing_data_remover_unittest.cc',
       'browser/browsing_data/browsing_data_service_worker_helper_unittest.cc',
       'browser/browsing_data/cookies_tree_model_unittest.cc',
       'browser/chrome_browser_application_mac_unittest.mm',
       'browser/chrome_content_browser_client_unittest.cc',
       'browser/chrome_elf_init_unittest_win.cc',
       'browser/chrome_process_singleton_win_unittest.cc',
       'browser/command_updater_unittest.cc',
+      'browser/component_updater/test/chrome_component_updater_configurator_unittest.cc',
       'browser/component_updater/test/cld_component_installer_unittest.cc',
       'browser/component_updater/test/component_updater_service_unittest.cc',
       'browser/component_updater/test/supervised_user_whitelist_installer_unittest.cc',
       'browser/content_settings/content_settings_default_provider_unittest.cc',
       'browser/content_settings/content_settings_mock_observer.cc',
       'browser/content_settings/content_settings_mock_observer.h',
       'browser/content_settings/content_settings_origin_identifier_value_map_unittest.cc',
       'browser/content_settings/content_settings_policy_provider_unittest.cc',
       'browser/content_settings/content_settings_pref_provider_unittest.cc',
       'browser/content_settings/content_settings_usages_state_unittest.cc',
@@ skipping 2717 matching lines @@
               'dependencies': [
                 '../tools/xdisplaycheck/xdisplaycheck.gyp:xdisplaycheck',
               ],
             }],
           ],
         },
       ],
     }],
   ],  # 'conditions'
 }