diff --git a/core/modules/path/lib/Drupal/path/Plugin/Field/FieldWidget/PathWidget.php b/core/modules/path/lib/Drupal/path/Plugin/Field/FieldWidget/PathWidget.php
index 6730a88..bf49d0e 100644
--- a/core/modules/path/lib/Drupal/path/Plugin/Field/FieldWidget/PathWidget.php
+++ b/core/modules/path/lib/Drupal/path/Plugin/Field/FieldWidget/PathWidget.php
@@ -59,16 +59,30 @@ public function formElement(FieldItemListInterface $items, $delta, array $elemen
       '#maxlength' => 255,
       '#description' => t('The alternative URL for this content. Use a relative path without a trailing slash. For example, enter "about" for the about page.'),
     );
-    $element['pid'] = array('#type' => 'value', '#value' => $path['pid']);
-    $element['source'] = array('#type' => 'value', '#value' => $path['source']);
-    $element['langcode'] = array('#type' => 'value', '#value' => $path['langcode']);
+    $element['pid'] = array(
+      '#type' => 'value',
+      '#value' => $path['pid'],
+    );
+    $element['source'] = array(
+      '#type' => 'value',
+      '#value' => $path['source'],
+    );
+    $element['langcode'] = array(
+      '#type' => 'value',
+      '#value' => $path['langcode'],
+    );
     return $element;
   }
 
   /**
    * Form element validation handler for URL alias form element.
+   *
+   * @param array $element
+   *   The form element.
+   * @param array $form_state
+   *   The form state.
    */
-  public static function validateFormElement(&$element, &$form_state) {
+  public static function validateFormElement(array &$element, array &$form_state) {
     if (!empty($element['alias']['#value'])) {
       // Trim the submitted value.
       $alias = trim($element['alias']['#value']);