For the new upcoming API (guarded with ENABLE_2022_GLIB_API), replace webkit_user_content_manager_unregister_script_message_handler_in_world and webkit_user_content_manager_unregister_script_message_handler into a single function that always receives a script world and NULL can be passed to use the default one.
Pull request: https://github.com/WebKit/WebKit/pull/7140
Committed 260442@main (0e04927f8eba): <https://commits.webkit.org/260442@main> Reviewed commits have been landed. Closing PR #7140 and removing active labels.
<rdar://problem/105593958>