Helps when introspecting the actor tree.
Part-of: <https://gitlab.gnome.org/GNOME/gnome-shell/-/merge_requests/3863>
// A dummy actor that tracks the mouse or text cursor, based on the
// position and size set in setDummyCursorGeometry.
- this.dummyCursor = new St.Widget({width: 0, height: 0, opacity: 0});
+ this.dummyCursor = new St.Widget({width: 0, height: 0, opacity: 0, name: 'Dummy Cursor'});
this.uiGroup.add_child(this.dummyCursor);
const feedbackGroup = global.compositor.get_feedback_group();