This adds a formatter for plurals that works for all locales.

chrome/chrome_common.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.
 
 {
   'targets': [
     {
       'target_name': 'common',
       'type': 'static_library',
       'variables': {
@@ skipping 165 matching lines @@
         'common/metrics_log_manager.h',
         'common/multi_process_lock.h',
         'common/multi_process_lock_linux.cc',
         'common/multi_process_lock_mac.cc',
         'common/multi_process_lock_win.cc',
         'common/nacl_cmd_line.cc',
         'common/nacl_cmd_line.h',
         'common/nacl_messages.cc',
         'common/nacl_messages.h',
         'common/nacl_types.h',
+        'common/plural_formatter.cc',
+        'common/plural_formatter.h',
         'common/libxml_utils.cc',
         'common/libxml_utils.h',
         'common/native_window_notification_source.h',
         'common/persistent_pref_store.h',
         'common/pref_store.cc',
         'common/pref_store.h',
         'common/print_messages.cc',
         'common/print_messages.h',
         'common/profiling.cc',
         'common/profiling.h',
@@ skipping 218 matching lines @@
         'common/safe_browsing/csd.proto'
       ],
       'variables': {
         'proto_in_dir': 'common/safe_browsing',
         'proto_out_dir': 'chrome/common/safe_browsing',
       },
       'includes': [ '../build/protoc.gypi' ],
     },
   ],
 }