Don't use check_for_language in the user settings form
That function is buggy and can't handle the Chinese language codes.
Closes-Bug:
@@ -103,7 +103,6 @@ class UserSettingsForm(forms.SelfHandlingForm):
response = shortcuts.redirect(request.build_absolute_uri())
lang_code = data['language']
- if lang_code and translation.check_for_language(lang_code):
response = functions.save_config_value(
request, response, settings.LANGUAGE_COOKIE_NAME, lang_code)
