/**
  * {@inheritdoc}
  */
 public static function defaultSettings()
 {
     return array('date_format' => DATETIME_DATETIME_STORAGE_FORMAT) + parent::defaultSettings();
 }
 /**
  * {@inheritdoc}
  */
 public static function defaultSettings()
 {
     return array('format_type' => 'medium') + parent::defaultSettings();
 }