code: function getLocaleDayNames(locale, formStyle, width) {
      var /** @type {?} */ data = findLocaleData(locale);
      var /** @type {?} */ daysData = /** @type {?} */ ([data[3 /* DaysFormat */], data[4 /* DaysStandalone */]]);
      var /** @type {?} */ days = getLastDefinedValue(daysData, formStyle);
      return getLastDefinedValue(days, width);
  }
docs: Days of the week for the Gregorian calendar (e.g. `[Sunday, Monday, ... Saturday]` for en-US).
  
  \@experimental i18n support is experimental.
  @param {?} locale
  @param {?} formStyle
  @param {?} width
  @return {?}