diff --git a/core/modules/action/action.api.php b/core/modules/action/action.api.php
deleted file mode 100644
index 3718093d1f98502..000000000000000
--- a/core/modules/action/action.api.php
+++ /dev/null
@@ -1,27 +0,0 @@
-<?php
-
-/**
- * @file
- * Hooks provided by the Actions module.
- */
-
-/**
- * @addtogroup hooks
- * @{
- */
-
-/**
- * Executes code after an action is deleted.
- *
- * @param $aid
- *   The action ID.
- */
-function hook_action_delete($aid) {
-  db_delete('actions_assignments')
-    ->condition('aid', $aid)
-    ->execute();
-}
-
-/**
- * @} End of "addtogroup hooks".
- */