| ⇢ | A | WC_Services_Installer added | |
| B | ↘ | C | Jetpack_JITM got worse |
| ⇢ | B | WC_Services_Installer::install() added | |
| ⇢ | B | Jetpack_JITM::woocommerce_services_msg() added | |
| ⇢ | A | WC_Services_Installer::try_install() added | |
| ⇢ | A | WC_Services_Installer::add_error_notice() added | |
| ⇢ | A | WC_Services_Installer::error_notice() added | |
| ⇢ | A | WC_Services_Installer::init() added |