Move the unit tests files side-by-side with the corresponding .cc files.

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 42 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/component_updater/chrome_component_updater_configurator_unittest.cc',
+      'browser/component_updater/cld_component_installer_unittest.cc',
+      'browser/component_updater/component_updater_service_unittest.cc',
+      'browser/component_updater/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',
       'browser/content_settings/cookie_settings_unittest.cc',
       'browser/content_settings/host_content_settings_map_unittest.cc',
       'browser/content_settings/mock_settings_observer.cc',
@@ skipping 988 matching lines @@
       'browser/ui/autofill/autofill_dialog_i18n_input_unittest.cc',
       'browser/ui/autofill/card_unmask_prompt_controller_impl_unittest.cc',
       'browser/ui/autofill/country_combobox_model_unittest.cc',
       'browser/ui/autofill/data_model_wrapper_unittest.cc',
       'browser/ui/autofill/mock_address_validator.cc',
       'browser/ui/autofill/mock_address_validator.h',
       'browser/ui/autofill/mock_autofill_dialog_view_delegate.cc',
       'browser/ui/autofill/mock_autofill_dialog_view_delegate.h',
     ],
     'chrome_unit_tests_plugins_sources': [
-      'browser/component_updater/test/component_installers_unittest.cc',
+      'browser/component_updater/component_installers_unittest.cc',
       'browser/metrics/plugin_metrics_provider_unittest.cc',
       'browser/plugins/plugin_finder_unittest.cc',
       'browser/plugins/plugin_info_message_filter_unittest.cc',
       'browser/plugins/plugin_installer_unittest.cc',
       'browser/plugins/plugin_metadata_unittest.cc',
       'browser/plugins/plugin_prefs_unittest.cc',
       'common/pepper_permission_util_unittest.cc',
     ],
     'chrome_unit_tests_print_preview_sources': [
       'browser/printing/cloud_print/cloud_print_proxy_service_unittest.cc',
@@ skipping 1694 matching lines @@
               'dependencies': [
                 '../tools/xdisplaycheck/xdisplaycheck.gyp:xdisplaycheck',
               ],
             }],
           ],
         },
       ],
     }],
   ],  # 'conditions'
 }