keyboard: Fix criticals when input chooser is destroyed
This fixes the first critical reported in #2616 (closed). And the second issue reported there appears to be a GTK bug, so let's close #2616 (closed).
Fixes #2616 (closed)
This fixes the first critical reported in #2616 (closed). And the second issue reported there appears to be a GTK bug, so let's close #2616 (closed).
Fixes #2616 (closed)