session-worker: fix finalize criticals when user_settings is NULL
This is a really classic case where we try to call g_object_unref() on an object that is expected to be NULL. Don't do that.
Fixes #730 (closed)
This is a really classic case where we try to call g_object_unref() on an object that is expected to be NULL. Don't do that.
Fixes #730 (closed)