[gtk/gtk-3-24: 5/5] Merge branch 'wip/long-combo-boxes' into 'gtk-3-24'

[Matthias Clasen <matthiasc src gnome org>]

commit e2d9563a55e72086f022b17f79d43d40769c1907
Merge: c3ece1b24c c35878ecf1
Author: Matthias Clasen <mclasen redhat com>
Date:   Fri Jan 18 22:42:04 2019 +0000

    Merge branch 'wip/long-combo-boxes' into 'gtk-3-24'
    
    Fix long combo box positioning
    
    See merge request GNOME/gtk!514

 gdk/wayland/gdkwindow-wayland.c | 13 ++++++-
 gtk/gtkmenu.c                   | 81 ++++++++++++++++++++++++++++++-----------
 gtk/gtkwindow.c                 | 44 +++++++++++++++++++---
 gtk/gtkwindowprivate.h          |  5 +++
 4 files changed, 114 insertions(+), 29 deletions(-)
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