[gtk: 2/2] Merge branch 'wip/nielsdg/fix-gir-warnings' into 'master'

[Niels De Graef <nielsdg src gnome org>]

commit 8925c1729781442d8def33a2c29bcc3a672bf3ec
Merge: 2eb0333017 df9aed6c61
Author: Niels De Graef <nielsdegraef gmail com>
Date:   Thu May 30 18:49:48 2019 +0000

    Merge branch 'wip/nielsdg/fix-gir-warnings' into 'master'
    
    Fix some GObject introspection annotations
    
    See merge request GNOME/gtk!891

 gdk/x11/gdksurface-x11.c | 8 ++++++++
 gsk/gskrendernode.c      | 3 ++-
 gsk/gskrendernodeimpl.c  | 8 ++++++++
 gtk/gtkmenubutton.c      | 2 +-
 gtk/gtknative.c          | 4 ++--
 gtk/gtkpopover.c         | 7 +++++++
 gtk/gtkroot.h            | 2 +-
 7 files changed, 29 insertions(+), 5 deletions(-)
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