X-Git-Url: http://www.aleph1.co.uk/gitweb/?p=yaffs-website;a=blobdiff_plain;f=web%2Fcore%2Fmodules%2Fbook%2Fbook.module;fp=web%2Fcore%2Fmodules%2Fbook%2Fbook.module;h=4c62274271db92fb9b89c41a382089c21801aee0;hp=988201ee1e541691e9abed142cbb20a2a87b0dbc;hb=9917807b03b64faf00f6a1f29dcb6eafc454efa5;hpb=aea91e65e895364e460983b890e295aa5d5540a5

diff --git a/web/core/modules/book/book.module b/web/core/modules/book/book.module
index 988201ee1..4c6227427 100644
--- a/web/core/modules/book/book.module
+++ b/web/core/modules/book/book.module
@@ -82,7 +82,8 @@ function book_entity_type_build(array &$entity_types) {
   $entity_types['node']
     ->setFormClass('book_outline', 'Drupal\book\Form\BookOutlineForm')
     ->setLinkTemplate('book-outline-form', '/node/{node}/outline')
-    ->setLinkTemplate('book-remove-form', '/node/{node}/outline/remove');
+    ->setLinkTemplate('book-remove-form', '/node/{node}/outline/remove')
+    ->addConstraint('BookOutline', []);
 }
 
 /**
@@ -437,7 +438,7 @@ function template_preprocess_book_navigation(&$variables) {
   }
 
   if (!empty($build)) {
-    drupal_render($build);
+    \Drupal::service('renderer')->render($build);
   }
 
   $variables['has_links'] = FALSE;