Ben Mullins · Ben Mullins
--- a/core/tests/Drupal/KernelTests/Core/Asset/DeprecatedAssetsTest.php
+++ b/core/tests/Drupal/KernelTests/Core/Asset/DeprecatedAssetsTest.php
   *   See description above.
   */
  public function deprecatedLibrariesProvider(): array {
-    return [
-      'Tests deprecation of library core/js-cookie' => [
-        'core',
-        'js-cookie',
-        'asset library is deprecated in Drupal 10.1.0 and will be removed in Drupal 11.0.0. There is no replacement. See https://www.drupal.org/node/3322720',
-        '07ce73936a26710db875a3e9ee70cd6e',
-      ],
-    ];
+    return [];
--- a/core/modules/toolbar/js/toolbar.js
+++ b/core/modules/toolbar/js/toolbar.js
 * Defines the behavior of the Drupal administration toolbar.
 */

-(function ($, Drupal, drupalSettings) {
+(function ($, Drupal, drupalSettings, Cookies) {
+  (() => {
+    if (!Cookies.get('toolbarState')) {
+      return;
+    }
+    const toolbarState = JSON.parse(Cookies.get('toolbarState'));
+    const { toolbarUserName } = toolbarState;