code: public List<Locale> getSecondaryTranslationLocales() {
  
          List<Locale> result = Lists.newArrayList();
          Map<String, String> params = getParameters();
          String value = params.get(PARAM_SECONDARY_LOCALES);
          if (!CmsStringUtil.isEmpty(value)) {
              String[] tokens = value.trim().split(" *, *");
              for (String token : tokens) {
                  Locale locale = CmsLocaleManager.getLocale(token);
                  if (!result.contains(locale)) {
                      result.add(locale);
                  }
              }
          }
          return result;
      }
docs: Gets the list of secondary translation locales.<p>
  
  @return the list of secondary translation locales