X-Git-Url: http://www.aleph1.co.uk/gitweb/?p=yaffs-website;a=blobdiff_plain;f=web%2Fcore%2Fmodules%2Fbook%2Fsrc%2FForm%2FBookAdminEditForm.php;fp=web%2Fcore%2Fmodules%2Fbook%2Fsrc%2FForm%2FBookAdminEditForm.php;h=1e7cdb4b95a417717a5f4346d820a6116789cb1f;hp=e91f52ea8b2576b018c4cfca010d45041b9a2e7e;hb=9917807b03b64faf00f6a1f29dcb6eafc454efa5;hpb=aea91e65e895364e460983b890e295aa5d5540a5

diff --git a/web/core/modules/book/src/Form/BookAdminEditForm.php b/web/core/modules/book/src/Form/BookAdminEditForm.php
index e91f52ea8..1e7cdb4b9 100644
--- a/web/core/modules/book/src/Form/BookAdminEditForm.php
+++ b/web/core/modules/book/src/Form/BookAdminEditForm.php
@@ -220,7 +220,7 @@ class BookAdminEditForm extends FormBase {
       }
 
       $form[$id]['title'] = [
-        '#prefix' => !empty($indentation) ? drupal_render($indentation) : '',
+        '#prefix' => !empty($indentation) ? \Drupal::service('renderer')->render($indentation) : '',
         '#type' => 'textfield',
         '#default_value' => $data['link']['title'],
         '#maxlength' => 255,