Use JSON schema compiler for i18n api

chrome/chrome_tests.gypi

 # 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.
 {
   'variables' : {
     'pyautolib_sources': [
       'app/chrome_command_ids.h',
       'app/chrome_dll_resource.h',
       'common/automation_constants.h',
       'common/pref_names.cc',
@@ skipping 2688 matching lines @@
         'browser/extensions/api/debugger/debugger_apitest.cc',
         'browser/extensions/api/declarative/declarative_apitest.cc',
         'browser/extensions/api/dns/dns_apitest.cc',
         'browser/extensions/api/dns/mock_host_resolver_creator.cc',
         'browser/extensions/api/dns/mock_host_resolver_creator.h',
         'browser/extensions/api/extension_action/browser_action_apitest.cc',
         'browser/extensions/api/extension_action/page_action_apitest.cc',
         'browser/extensions/api/extension_action/page_as_browser_action_apitest.cc',
         'browser/extensions/api/extension_action/script_badge_apitest.cc',
         'browser/extensions/api/file_system/file_system_apitest.cc',
+        'browser/extensions/api/i18n/i18n_apitest.cc',
         'browser/extensions/api/identity/identity_apitest.cc',
         'browser/extensions/api/idltest/idltest_apitest.cc',
         'browser/extensions/api/input_ime/input_ime_apitest_chromeos.cc',
         'browser/extensions/api/managed_mode/managed_mode_apitest.cc',
         'browser/extensions/api/media_galleries/media_galleries_apitest.cc',
         'browser/extensions/api/metrics/metrics_apitest.cc',
         'browser/extensions/api/offscreen_tabs/offscreen_tabs_apitest.cc',
         'browser/extensions/api/omnibox/omnibox_apitest.cc',
         'browser/extensions/api/page_capture/page_capture_apitest.cc',
         'browser/extensions/api/permissions/permissions_apitest.cc',
@@ skipping 36 matching lines @@
         'browser/extensions/extension_devtools_browsertest.h',
         'browser/extensions/extension_devtools_browsertests.cc',
         'browser/extensions/extension_disabled_ui_browsertest.cc',
         'browser/extensions/extension_dom_clipboard_apitest.cc',
         'browser/extensions/extension_fileapi_apitest.cc',
         'browser/extensions/extension_font_settings_apitest.cc',
         'browser/extensions/extension_function_test_utils.cc',
         'browser/extensions/extension_function_test_utils.h',
         'browser/extensions/extension_geolocation_apitest.cc',
         'browser/extensions/extension_get_views_apitest.cc',
-        'browser/extensions/extension_i18n_apitest.cc',
         'browser/extensions/extension_icon_source_apitest.cc',
         'browser/extensions/extension_idle_apitest.cc',
         'browser/extensions/extension_incognito_apitest.cc',
         'browser/extensions/extension_info_private_apitest_chromeos.cc',
         'browser/extensions/extension_input_apitest.cc',
         'browser/extensions/extension_input_method_apitest_chromeos.cc',
         'browser/extensions/extension_install_ui_browsertest.cc',
         'browser/extensions/extension_javascript_url_apitest.cc',
         'browser/extensions/extension_keybinding_apitest.cc',
         'browser/extensions/extension_management_api_browsertest.cc',
@@ skipping 1858 matching lines @@
                 '--result', '<@(_outputs)',
                 '--isolate', 'browser_tests.isolate',
               ],
             },
           ],
         },
       ],
     }],
   ],  # 'conditions'
 }