diff --git a/core/modules/ckeditor/lib/Drupal/ckeditor/Plugin/Editor/CKEditor.php b/core/modules/ckeditor/lib/Drupal/ckeditor/Plugin/Editor/CKEditor.php
index f0124ba00174943d1e681aa3f9eb2c3c5a2f576b..1ed57a661f6ea71f9cc4778988c9487880753302 100644
--- a/core/modules/ckeditor/lib/Drupal/ckeditor/Plugin/Editor/CKEditor.php
+++ b/core/modules/ckeditor/lib/Drupal/ckeditor/Plugin/Editor/CKEditor.php
@@ -82,7 +82,6 @@ public function getDefaultSettings() {
    * {@inheritdoc}
    */
   public function settingsForm(array $form, array &$form_state, EditorEntity $editor) {
-    $module_path = drupal_get_path('module', 'ckeditor');
     $ckeditor_settings_toolbar = array(
       '#theme' => 'ckeditor_settings_toolbar',
       '#editor' => $editor,
@@ -260,7 +259,7 @@ public function getLibraries(EditorEntity $editor) {
    */
   public function buildToolbarJSSetting(EditorEntity $editor) {
     $toolbar = array();
-    foreach ($editor->settings['toolbar']['buttons'] as $row_number => $row) {
+    foreach ($editor->settings['toolbar']['buttons'] as $row) {
       $button_group = array();
       foreach ($row as $button_name) {
         // Change the toolbar separators into groups.