| ⇢ | A | Server added | |
| A | ↛ | Jetpack_Sync_Server removed |
| ⇢ | B | Server::receive() added | |
| ⇢ | A | Server::attempt_request_lock() added | |
| ⇢ | A | Server::__construct() added | |
| ⇢ | A | Server::set_codec() added | |
| ⇢ | A | Server::get_concurrent_request_transient_name() added | |
| ⇢ | A | Server::remove_request_lock() added | |
| B | ↛ | Jetpack_Sync_Server::receive() removed | |
| A | ↛ | Jetpack_Sync_Server::attempt_request_lock() removed | |
| A | ↛ | Jetpack_Sync_Server::__construct() removed | |
| A | ↛ | Jetpack_Sync_Server::set_codec() removed | |
| A | ↛ | Jetpack_Sync_Server::get_concurrent_request_transi... removed | |
| A | ↛ | Jetpack_Sync_Server::remove_request_lock() removed |