Merge "[Regional Preference] Fix subtitle overlap"

        String id = locale.toLanguageTag();

        LocaleInfo result;

        if (!sLocaleCache.containsKey(id)) {

            // Locale preferences can modify the language tag to current system languages, so we

            // need to check the input locale without extra u extension except numbering system.

            Locale filteredLocale = new Locale.Builder()

                    .setLocale(locale.stripExtensions())

                    .setUnicodeLocaleKeyword("nu", locale.getUnicodeLocaleType("nu"))

                    .build();

            if (sLocaleCache.containsKey(filteredLocale.toLanguageTag())) {

                result = new LocaleInfo(locale);

                // This locale is included in supported locales, so set translated be true here.

                result.mIsTranslated = true;

                return result;

            }

            result = new LocaleInfo(locale);

            sLocaleCache.put(id, result);

        } else {