diff --git a/core/modules/system/tests/src/Unit/Menu/MenuLinkTreeTest.php b/core/modules/system/tests/src/Unit/Menu/MenuLinkTreeTest.php
index 52bcce4..9faa03d 100644
--- a/core/modules/system/tests/src/Unit/Menu/MenuLinkTreeTest.php
+++ b/core/modules/system/tests/src/Unit/Menu/MenuLinkTreeTest.php
@@ -147,6 +147,9 @@ public function providerTestBuildCacheability() {
         'url' => new Url($element->link->getRouteName(), $element->link->getRouteParameters(), ['set_active_class' => TRUE]),
         'below' => [],
         'original_link' => $element->link,
+        'is_expanded' => FALSE,
+        'is_collapsed' => FALSE,
+        'in_active_trail' => FALSE,
       ];
 
       if ($element->hasChildren && !empty($element->subtree)) {
@@ -207,7 +210,7 @@ public function providerTestBuildCacheability() {
         $tree[0]->access = $access;
         if ($access === NULL || $access->isAllowed()) {
           $expected_build = $base_expected_build;
-          $expected_build['#items']['test.example1'] = $get_built_element($tree[0], []);
+          $expected_build['#items']['test.example1'] = $get_built_element($tree[0]);
         }
         else {
           $expected_build = $base_expected_build_empty;
@@ -229,9 +232,9 @@ public function providerTestBuildCacheability() {
         $tree[0]->access = $access;
         $expected_build = $base_expected_build;
         if ($access === NULL || $access->isAllowed()) {
-          $expected_build['#items']['test.example1'] = $get_built_element($tree[0], []);
+          $expected_build['#items']['test.example1'] = $get_built_element($tree[0]);
         }
-        $expected_build['#items']['test.example2'] = $get_built_element($tree[1], []);
+        $expected_build['#items']['test.example2'] = $get_built_element($tree[1]);
         $expected_build['#cache']['contexts'] = array_merge($expected_build['#cache']['contexts'], $access_cache_contexts, $links[0]->getCacheContexts(), $links[1]->getCacheContexts());
         $data[] = [
           'description' => "Single-level tree; access=$i; link=$j.",
@@ -257,13 +260,13 @@ public function providerTestBuildCacheability() {
         ];
         $tree[0]->subtree[0]->subtree[0]->access = $access;
         $expected_build = $base_expected_build;
-        $expected_build['#items']['test.roota'] = $get_built_element($tree[0], ['menu-item--expanded']);
-        $expected_build['#items']['test.roota']['below']['test.parentc'] = $get_built_element($tree[0]->subtree[0], ['menu-item--expanded']);
+        $expected_build['#items']['test.roota'] = $get_built_element($tree[0]);
+        $expected_build['#items']['test.roota']['below']['test.parentc'] = $get_built_element($tree[0]->subtree[0]);
         if ($access === NULL || $access->isAllowed()) {
-          $expected_build['#items']['test.roota']['below']['test.parentc']['below']['test.example1'] = $get_built_element($tree[0]->subtree[0]->subtree[0], []);
+          $expected_build['#items']['test.roota']['below']['test.parentc']['below']['test.example1'] = $get_built_element($tree[0]->subtree[0]->subtree[0]);
         }
-        $expected_build['#items']['test.rootb'] = $get_built_element($tree[1], ['menu-item--expanded']);
-        $expected_build['#items']['test.rootb']['below']['test.example2'] = $get_built_element($tree[1]->subtree[0], []);
+        $expected_build['#items']['test.rootb'] = $get_built_element($tree[1]);
+        $expected_build['#items']['test.rootb']['below']['test.example2'] = $get_built_element($tree[1]->subtree[0]);
         $expected_build['#cache']['contexts'] = array_merge($expected_build['#cache']['contexts'], $access_cache_contexts, $links[0]->getCacheContexts(), $links[1]->getCacheContexts());
         $data[] = [
           'description' => "Multi-level tree; access=$i; link=$j.",