| A | ↘ | B | main_listener got worse |
| ⇢ | B | topicsolved::icon() added | |
| ⇢ | A | topicsolved_test::test_icon() added | |
| ⇢ | A | main_listener::assign_phpbb_version_var() added | |
| ⇢ | A | topicsolved_test::icon_test_data() added | |
| C | ↗ | B | main_listener::get_solved_topic_title() improved |
| B | ↘ | C | main_listener::viewtopic_assign_template_vars_befo... got worse |