The unit is now run as org.gnome.Shell@user.service and there is no more
x11 variant.
See: https://gitlab.gnome.org/GNOME/gnome-shell/-/merge_requests/3960
See: https://gitlab.gnome.org/GNOME/gnome-session/-/merge_requests/167
Part-of: <https://gitlab.gnome.org/GNOME/gnome-shell/-/merge_requests/4044>
create such a drop-in file for the current user:
```sh
-$ systemctl --user edit org.gnome.Shell@wayland.service --drop-in valgrind
+$ systemctl --user edit org.gnome.Shell@user.service --drop-in valgrind
```
This opens an editor in which the following content has to be added:
will get overwritten. This can be done using following command from a VT:
```sh
-$ systemctl --user revert org.gnome.Shell@wayland.service
+$ systemctl --user revert org.gnome.Shell@user.service
```
-
-For X11 sessions use `org.gnome.Shell@x11.service` in these commands instead.