Carlos Garnacho a60658f15e clutter: Add parameter to control the event emission root
Grabs will alter the topmost actor from where it makes sense to emit
events, add infrastructure so we can tell which actor is that when
emitting a ClutterEvent.

Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/2068>
2022-01-11 16:13:39 +00:00
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