setSupportedConfigLocales
Specifies the supported config locales. The value supplied as the default will be selected when no matching config is found. The value supplied as the default will be included in the list returned by getSupportedConfigLocales whether or not it appears in the list given as the first argument to this method. Locale strings should include a required language code (e.g. en) and an optional country code separated by a dash (e.g. en-US). Empty, null, or improperly formatted locales will be skipped.
Parameters
locales
defaultLocale