TranslationWrapper.php

<?php

/**
 * @file
 * Contains \Drupal\Core\StringTranslation\TranslationWrapper.
 */

namespace Drupal\Core\StringTranslation;

/**
 * Provides translatable string class.
 *
 * @deprecated in Drupal 8.x, will be removed before Drupal 9.0.
 *   Use the \Drupal\Core\StringTranslation\TranslatableString class instead.
 */
class TranslationWrapper extends TranslatableString {}