diff --git a/core/includes/form.inc b/core/includes/form.inc
index e21b84e..3bd8d84 100644
--- a/core/includes/form.inc
+++ b/core/includes/form.inc
@@ -18,18 +18,6 @@
 use Symfony\Component\HttpFoundation\RedirectResponse;
 
 /**
- * Fetches a form from the cache.
- *
- * @deprecated in Drupal 8.x-dev, will be removed before Drupal 8.0.
- *   Use \Drupal::formBuilder()->getCache().
- *
- * @see \Drupal\Core\Form\FormCacheInterface::getCache().
- */
-function form_get_cache($form_build_id, FormStateInterface $form_state) {
-  return \Drupal::formBuilder()->getCache($form_build_id, $form_state);
-}
-
-/**
  * Stores a form in the cache.
  *
  * @deprecated in Drupal 8.x-dev, will be removed before Drupal 8.0.