Move remaining non-test, non-Chrome-specific Prefs code to base/prefs/.

chrome/browser/extensions/api/browsing_data/browsing_data_test.cc

 // 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.
 
 #include "chrome/browser/extensions/api/browsing_data/browsing_data_api.h"
 
 #include <string>
 
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
+#include "base/prefs/pref_service.h"
 #include "base/string_util.h"
 #include "base/stringprintf.h"
 #include "base/values.h"
 #include "chrome/browser/browsing_data/browsing_data_helper.h"
 #include "chrome/browser/browsing_data/browsing_data_remover.h"
 #include "chrome/browser/extensions/extension_function_test_utils.h"
-#include "chrome/browser/prefs/pref_service.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/common/chrome_notification_types.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/test/base/in_process_browser_test.h"
 #include "content/public/browser/notification_service.h"
 
 using extension_function_test_utils::RunFunctionAndReturnError;
 using extension_function_test_utils::RunFunctionAndReturnSingleResult;
 
@@ skipping 386 matching lines @@
 
   SetPrefsAndVerifySettings(
       BrowsingDataRemover::REMOVE_COOKIES |
           BrowsingDataRemover::REMOVE_HISTORY |
           BrowsingDataRemover::REMOVE_DOWNLOADS,
     UNPROTECTED_WEB,
     site_data_no_plugins |
         BrowsingDataRemover::REMOVE_HISTORY |
         BrowsingDataRemover::REMOVE_DOWNLOADS);
 }