| A | ↘ | B | Give_Updates got worse |
| ⇢ | B | Give_Updates::send_ajax_response() added | |
| ⇢ | A | Give_Updates::__flush_resume_updates() added | |
| ⇢ | A | Give_Updates::resume_updates() added | |
| A | ↘ | B | Give_Updates::register() got worse |
| A | ↘ | C | Give_Updates::get_updates() got worse |
| A | ↘ | D | Give_Updates::__give_ajax_updates() got worse |