diff --git a/core/modules/locale/src/LocaleConfigManager.php b/core/modules/locale/src/LocaleConfigManager.php
index dd98a63..db6c181 100644
--- a/core/modules/locale/src/LocaleConfigManager.php
+++ b/core/modules/locale/src/LocaleConfigManager.php
@@ -103,6 +103,7 @@ class LocaleConfigManager {
    *
    * @internal
    *   Will be made protected and renamed to $configManager in 8.1.0.
+   *   https://www.drupal.org/node/2628132
    */
   private $_configManager;
 
@@ -138,6 +139,7 @@ public function __construct(StorageInterface $config_storage, StringStorageInter
    *
    * @internal
    *   Will be replaced by constructor injection in 8.1.0.
+   *   https://www.drupal.org/node/2628132
    */
   public function _setConfigManager(ConfigManagerInterface $config_manager) {
     $this->_configManager = $config_manager;
@@ -151,6 +153,7 @@ public function _setConfigManager(ConfigManagerInterface $config_manager) {
    *
    * @internal
    *   Will be replaced by constructor injection in 8.1.0.
+   *   https://www.drupal.org/node/2628132
    */
   private final function _getConfigManager() {
     if (!isset($this->_configManager)) {