Implementing better fallback algorithm....

chrome/browser/extensions/extension_file_util.cc

 // Copyright (c) 2009 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/extension_file_util.h"
 
 #include "app/l10n_util.h"
 #include "base/file_util.h"
 #include "base/logging.h"
 #include "base/scoped_temp_dir.h"
@@ skipping 344 matching lines @@
 
   // We can't call g_browser_process->GetApplicationLocale() since we are not
   // on the main thread.
   static std::string app_locale = l10n_util::GetApplicationLocale(L"");
   if (locales.find(app_locale) == locales.end())
     app_locale = "";
   ExtensionMessageBundle* message_bundle =
     extension_l10n_util::LoadMessageCatalogs(locale_path,
                                              default_locale,
                                              app_locale,
+                                             locales,
                                              error);
   return message_bundle;
 }
 
 bool CheckForIllegalFilenames(const FilePath& extension_path,
                               std::string* error) {
   // Reserved underscore names.
   static const char* reserved_names[] = {
     Extension::kLocaleFolder
   };
@@ skipping 23 matching lines @@
         "Filenames starting with \"_\" are reserved for use by the system.",
         filename.c_str());
       return false;
     }
   }
 
   return true;
 }
 
 }  // namespace extension_file_util