Add a preference to control Windows desktop search redirection.

components/components_tests.gyp

 # Copyright 2014 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': {
     # This turns on e.g. the filename-based detection of which
     # platforms to include source files on (e.g. files ending in
     # _mac.h or _mac.cc are only compiled on MacOSX).
     'chromium_code': 1,
@@ skipping 605 matching lines @@
       'scheduler/renderer/web_view_scheduler_impl_unittest.cc',
       'scheduler/renderer/webthread_impl_for_renderer_scheduler_unittest.cc',
     ],
     'search_unittest_sources': [
       'search/search_android_unittest.cc',
       'search/search_unittest.cc',
     ],
     'search_engines_unittest_sources': [
       'search_engines/default_search_manager_unittest.cc',
       'search_engines/default_search_pref_migration_unittest.cc',
-      'search_engines/detect_desktop_search_win_unittest.cc',
+      'search_engines/desktop_search_win_unittest.cc',
       'search_engines/keyword_table_unittest.cc',
       'search_engines/search_host_to_urls_map_unittest.cc',
       'search_engines/template_url_prepopulate_data_unittest.cc',
       'search_engines/template_url_service_util_unittest.cc',
       'search_engines/template_url_unittest.cc',
     ],
     'search_provider_logos_unittest_sources': [
       'search_provider_logos/logo_cache_unittest.cc',
       'search_provider_logos/logo_tracker_unittest.cc',
     ],
@@ skipping 1202 matching lines @@
               'dependencies': [
                 '../tools/xdisplaycheck/xdisplaycheck.gyp:xdisplaycheck',
               ],
             }],
           ],
         },
       ],
     }],
   ],
 }