MDEV-24512 fixup: Remove after_task_callbackst-10.6-marko2

In commit ff5d306e296350e7489dd3decb01bad18d135411 we removed
dbug_after_task_callback but forgot to revert the rest of
commit bada05a88369051ee60623b006929dd728f704e8.

1 files changed, 1 insertions, 17 deletions

diff --git a/tpool/task.cc b/tpool/task.cc
index 0b5253bc725..81ec88590ce 100644
--- a/tpool/task.cc
+++ b/tpool/task.cc
@@ -1,4 +1,4 @@
-/* Copyright (C) 2019, 2020, MariaDB Corporation.
+/* Copyright (C) 2019, 2021, MariaDB Corporation.
 
 This program is free software; you can redistribute itand /or modify
 it under the terms of the GNU General Public License as published by
@@ -21,21 +21,6 @@ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111 - 1301 USA*/
 
 namespace tpool
 {
-
-#ifndef DBUG_OFF
-static callback_func_np after_task_callback;
-void set_after_task_callback(callback_func_np cb)
-{
-  after_task_callback= cb;
-}
-
-void execute_after_task_callback()
-{
-  if (after_task_callback)
-    after_task_callback();
-}
-#endif
-
   task::task(callback_func func, void* arg, task_group* group) :
     m_func(func), m_arg(arg), m_group(group) {}
 
@@ -50,7 +35,6 @@ void execute_after_task_callback()
     {
       /* Execute directly. */
       m_func(m_arg);
-      dbug_execute_after_task_callback();
       release();
     }
   }