Move OmahaQueryParams to a component and add a delegate interface.

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.
 {
   'targets': [
     {
       # This target contains mocks and test utilities that don't belong in
       # production libraries but are used by more than one test executable.
       'target_name': 'test_support_common',
       'type': 'static_library',
@@ skipping 1122 matching lines @@
         'browser/notifications/message_center_notifications_unittest_win.cc',
         'browser/notifications/message_center_settings_controller_unittest.cc',
         'browser/notifications/sync_notifier/chrome_notifier_delegate_unittest.cc',
         'browser/notifications/sync_notifier/chrome_notifier_service_unittest.cc',
         'browser/notifications/sync_notifier/synced_notification_unittest.cc',
         'browser/notifications/sync_notifier/synced_notification_app_info_unittest.cc',
         'browser/notifications/sync_notifier/synced_notification_app_info_service_unittest.cc',
         'browser/notifications/sync_notifier/sync_notifier_test_utils.cc',
         'browser/notifications/sync_notifier/sync_notifier_test_utils.h',
         'browser/notifications/sync_notifier/welcome_delegate_unittest.cc',
+        'browser/omaha_query_params/chrome_omaha_query_params_delegate_unittest.cc',
         'browser/omnibox/omnibox_field_trial_unittest.cc',
-        'browser/omaha_query_params/omaha_query_params_unittest.cc',
         'browser/parsers/metadata_parser_filebase_unittest.cc',
         'browser/password_manager/chrome_password_manager_client_unittest.cc',
         'browser/password_manager/native_backend_gnome_x_unittest.cc',
         'browser/password_manager/native_backend_kwallet_x_unittest.cc',
         'browser/password_manager/password_manager_internals_service_unittest.cc',
         'browser/password_manager/password_manager_metrics_util_unittest.cc',
         'browser/password_manager/password_store_mac_unittest.cc',
         'browser/password_manager/password_store_win_unittest.cc',
         'browser/password_manager/password_store_x_unittest.cc',
         'browser/performance_monitor/database_unittest.cc',
@@ skipping 1716 matching lines @@
             'unit_tests.isolate',
           ],
           'sources': [
             'unit_tests.isolate',
           ],
         },
       ],
     }],
   ],  # 'conditions'
 }