[gtk: 4/4] Merge branch 'wip/chergert/popover-opaque-region' into 'main'

[Matthias Clasen <matthiasc src gnome org>]

commit 76b185e6f6dc33bfb1bc91fbcadbfb3cd346ee94
Merge: 9205193147 f3999f7ebf
Author: Matthias Clasen <mclasen redhat com>
Date:   Fri Feb 11 23:16:43 2022 +0000

    Merge branch 'wip/chergert/popover-opaque-region' into 'main'
    
    add opaque regions to popovers
    
    Closes #4689
    
    See merge request GNOME/gtk!4468

 gtk/gtknative.c        | 189 ++++++++++++++++++++++++++++++++++++++++++++++++-
 gtk/gtknativeprivate.h |   5 ++
 gtk/gtkpopover.c       |   5 ++
 gtk/gtkwindow.c        | 117 +++++-------------------------
 4 files changed, 216 insertions(+), 100 deletions(-)
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