[gtk/gtk-3-24: 2/2] Merge branch 'wip/carlosg/issue-844' into 'gtk-3-24'

[Jonas Ådahl <jadahl src gnome org>]

commit 436c8802a23e1cbd2fa0bd1ef4641e850979a5fa
Merge: c4f2420e9a 935bb5db32
Author: Jonas Ådahl <jadahl gmail com>
Date:   Tue Aug 14 17:52:59 2018 +0000

    Merge branch 'wip/carlosg/issue-844' into 'gtk-3-24'
    
    gdk/wayland: Avoid idempotent wl_subsurface.set_position calls
    
    See merge request GNOME/gtk!294

 gdk/wayland/gdkwindow-wayland.c | 38 +++++++++++++++++++++++++++++---------
 1 file changed, 29 insertions(+), 9 deletions(-)
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