Fixes #73643
* clear_notification method and simplify ifs
* Deduplicate code
* Limit number of Templar creations
* Fix sanity
* Preserve handler callbacks order as they were notified
(cherry picked from commit 09dd80b4ec)
Fixes #73643
* clear_notification method and simplify ifs
* Deduplicate code
* Limit number of Templar creations
* Fix sanity
* Preserve handler callbacks order as they were notified
(cherry picked from commit 09dd80b4ec)