Adding commandline switch and user pref for autofill server url.

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 1023 matching lines @@
         'browser/autocomplete/history_quick_provider_unittest.cc',
         'browser/autocomplete/history_url_provider_unittest.cc',
         'browser/autocomplete/keyword_provider_unittest.cc',
         'browser/autocomplete/search_provider_unittest.cc',
         'browser/autocomplete/shortcuts_provider_unittest.cc',
         'browser/autofill/address_field_unittest.cc',
         'browser/autofill/address_unittest.cc',
         'browser/autofill/autocomplete_history_manager_unittest.cc',
         'browser/autofill/autofill_country_unittest.cc',
         'browser/autofill/autofill_download_unittest.cc',
+        'browser/autofill/autofill_download_url_unittest.cc',
         'browser/autofill/autofill_external_delegate_unittest.cc',
         'browser/autofill/autofill_field_unittest.cc',
         'browser/autofill/autofill_ie_toolbar_import_win_unittest.cc',
         'browser/autofill/autofill_manager_unittest.cc',
         'browser/autofill/autofill_merge_unittest.cc',
         'browser/autofill/autofill_metrics_unittest.cc',
         'browser/autofill/autofill_profile_unittest.cc',
         'browser/autofill/autofill_popup_unittest.cc',
         'browser/autofill/autofill_type_unittest.cc',
         'browser/autofill/autofill_xml_parser_unittest.cc',
@@ skipping 3893 matching lines @@
                 '--result', '<@(_outputs)',
                 '--isolate', 'sync_integration_tests.isolate',
               ],
             },
           ],
         },
       ],
     }],
   ],  # 'conditions'
 }