Sebastian Keller b93bf2bd69 altTab: Avoid setting GObject property to undefined instead of null
The windowActor in the CyclerHighlight was set to undefined if
this._window was null. This was causing an error when trying to set it
as a property.

Fixes https://gitlab.gnome.org/GNOME/gnome-shell/-/issues/4167

Part-of: <https://gitlab.gnome.org/GNOME/gnome-shell/-/merge_requests/1820>
2021-04-23 15:21:56 +00:00
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2021-02-26 12:28:21 +00:00
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