Dropping BrowsingDataFileSystemHelper browser_test in favor of a unit_test.

chrome/chrome_tests.gypi

 # Copyright (c) 2011 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',
@@ skipping 2268 matching lines @@
         'app/chrome_command_ids.h',
         'app/chrome_dll.rc',
         'app/chrome_dll_resource.h',
         'app/chrome_dll_version.rc.version',
         'browser/accessibility/renderer_accessibility_browsertest.cc',
         'browser/autocomplete/autocomplete_browsertest.cc',
         'browser/autofill/form_structure_browsertest.cc',
         'browser/automation/automation_tab_helper_browsertest.cc',
         'browser/browser_browsertest.cc',
         'browser/browsing_data_database_helper_browsertest.cc',
-        'browser/browsing_data_file_system_helper_browsertest.cc',
         'browser/browsing_data_helper_browsertest.h',
         'browser/browsing_data_indexed_db_helper_browsertest.cc',
         'browser/browsing_data_local_storage_helper_browsertest.cc',
         'browser/chromeos/cros/cros_in_process_browser_test.cc',
         'browser/chromeos/cros/cros_in_process_browser_test.h',
         'browser/chromeos/cros/cros_mock.cc',
         'browser/chromeos/cros/cros_mock.h',
         'browser/chromeos/cros/mock_cros_library.h',
         'browser/chromeos/cros/mock_input_method_library.cc',
         'browser/chromeos/cros/mock_input_method_library.h',
@@ skipping 1803 matching lines @@
       ]
     }],  # 'coverage!=0'
   ],  # 'conditions'
 }
 
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