cros: Allow default app order to be loaded from an external file.

chrome/chrome_tests.gypi

 # Copyright (c) 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' : {
     'pyautolib_sources': [
       'app/chrome_command_ids.h',
       'app/chrome_dll_resource.h',
       'common/automation_constants.h',
       'common/pref_names.cc',
@@ skipping 1182 matching lines @@
         'browser/chromeos/drive/mock_drive_file_system.h',
         'browser/chromeos/drive/mock_drive_service.cc',
         'browser/chromeos/drive/mock_drive_service.h',
         'browser/chromeos/drive/mock_drive_uploader.cc',
         'browser/chromeos/drive/mock_drive_uploader.h',
         'browser/chromeos/drive/mock_drive_web_apps_registry.cc',
         'browser/chromeos/drive/mock_drive_web_apps_registry.h',
         'browser/chromeos/drive/mock_free_disk_space_getter.cc',
         'browser/chromeos/drive/mock_free_disk_space_getter.h',
         'browser/chromeos/drive/stale_cache_files_remover_unittest.cc',
+        'browser/chromeos/extensions/default_app_order_unittest.cc',
         'browser/chromeos/extensions/file_browser_notifications_unittest.cc',
         'browser/chromeos/external_metrics_unittest.cc',
         'browser/chromeos/gview_request_interceptor_unittest.cc',
         'browser/chromeos/imageburner/burn_manager_unittest.cc',
         'browser/chromeos/input_method/browser_state_monitor_unittest.cc',
         'browser/chromeos/input_method/candidate_window_view_unittest.cc',
         'browser/chromeos/input_method/ibus_controller_base_unittest.cc',
         'browser/chromeos/input_method/ibus_controller_impl_unittest.cc',
         'browser/chromeos/input_method/ibus_controller_unittest.cc',
         'browser/chromeos/input_method/ibus_ui_controller_unittest.cc',
@@ skipping 3729 matching lines @@
             'sync_integration_tests.isolate',
           ],
           'sources': [
             'sync_integration_tests.isolate',
           ],
         },
       ],
     }],
   ],  # 'conditions'
 }