Move FileEnumerator to its own file, do some refactoring.

chrome/common/extensions/extension_l10n_util.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/common/extensions/extension_l10n_util.h"
 
 #include <algorithm>
 #include <set>
 #include <string>
 #include <vector>
 
 #include "base/file_util.h"
+#include "base/files/file_enumerator.h"
 #include "base/json/json_file_value_serializer.h"
 #include "base/logging.h"
 #include "base/memory/linked_ptr.h"
 #include "base/stringprintf.h"
 #include "base/values.h"
 #include "chrome/common/extensions/extension_manifest_constants.h"
 #include "chrome/common/extensions/extension_file_util.h"
 #include "chrome/common/extensions/message_bundle.h"
 #include "chrome/common/url_constants.h"
 #include "extensions/common/constants.h"
@@ skipping 256 matching lines @@
   all_fallback_locales->push_back(default_locale);
 }
 
 bool GetValidLocales(const base::FilePath& locale_path,
                      std::set<std::string>* valid_locales,
                      std::string* error) {
   std::set<std::string> chrome_locales;
   GetAllLocales(&chrome_locales);
 
   // Enumerate all supplied locales in the extension.
-  file_util::FileEnumerator locales(locale_path,
-                                    false,
-                                    file_util::FileEnumerator::DIRECTORIES);
+  base::FileEnumerator locales(locale_path,
+                               false,
+                               base::FileEnumerator::DIRECTORIES);
   base::FilePath locale_folder;
   while (!(locale_folder = locales.Next()).empty()) {
     std::string locale_name = locale_folder.BaseName().MaybeAsASCII();
     if (locale_name.empty()) {
       NOTREACHED();
       continue;  // Not ASCII.
     }
     if (!AddLocale(chrome_locales,
                    locale_folder,
                    locale_name,
@@ skipping 91 matching lines @@
 ScopedLocaleForTest::ScopedLocaleForTest(const std::string& locale)
     : locale_(extension_l10n_util::CurrentLocaleOrDefault()) {
   extension_l10n_util::SetProcessLocale(locale);
 }
 
 ScopedLocaleForTest::~ScopedLocaleForTest() {
   extension_l10n_util::SetProcessLocale(locale_);
 }
 
 }  // namespace extension_l10n_util