diff --git a/core/lib/Drupal/Core/Session/UserSession.php b/core/lib/Drupal/Core/Session/UserSession.php
index 3f8d6a3..aa8d708 100644
--- a/core/lib/Drupal/Core/Session/UserSession.php
+++ b/core/lib/Drupal/Core/Session/UserSession.php
@@ -102,25 +102,15 @@ class UserSession implements AccountInterface {
   protected $hostname = '';
 
   /**
-   * The language manager.
-   *
-   * @var \Drupal\Core\Language\LanguageManagerInterface
-   */
-  protected $languageManager;
-
-  /**
    * Constructs a new user session.
    *
    * @param array $values
    *   Array of initial values for the user session.
-   * @param \Drupal\Core\Language\LanguageManagerInterface $language_manager
-   *   The language manager.
    */
-  public function __construct(array $values = array(), LanguageManagerInterface $language_manager) {
+  public function __construct(array $values = array()) {
     foreach ($values as $key => $value) {
       $this->$key = $value;
     }
-    $this->languageManager = $language_manager;
   }
 
   /**
@@ -194,7 +184,8 @@ public function isAnonymous() {
    * {@inheritdoc}
    */
   function getPreferredLangcode($fallback_to_default = TRUE) {
-    $language_list = $this->languageManager->getLanguages();
+    $language_manager = \Drupal::languageManager();
+    $language_list = $language_manager->getLanguages();
     if (!empty($this->preferred_langcode) && isset($language_list[$this->preferred_langcode])) {
       return $language_list[$this->preferred_langcode]->getId();
     }
@@ -207,7 +198,8 @@ function getPreferredLangcode($fallback_to_default = TRUE) {
    * {@inheritdoc}
    */
   function getPreferredAdminLangcode($fallback_to_default = TRUE) {
-    $language_list = \Drupal::languageManager()->getLanguages();
+    $language_manager = \Drupal::languageManager();
+    $language_list = $language_manager->getLanguages();
     if (!empty($this->preferred_admin_langcode) && isset($language_list[$this->preferred_admin_langcode])) {
       return $language_list[$this->preferred_admin_langcode]->getId();
     }