[gdm: 3/3] Merge branch 'wip/flicker-fix' into 'master'

[Ray Strode <halfline src gnome org>]

commit c274ef84f51ed8a33d9ce286d6fd594e5808b315
Merge: 9f7fc717 74ee7771
Author: Ray Strode <halfline gmail com>
Date:   Fri Aug 31 21:01:48 2018 +0000

    Merge branch 'wip/flicker-fix' into 'master'
    
    Wip/flicker fix
    
    Closes #413
    
    See merge request GNOME/gdm!41

 daemon/gdm-display.h               |  1 +
 daemon/gdm-local-display-factory.c | 43 ++++++++++++++++++++++++++++++++------
 daemon/gdm-wayland-session.c       | 23 +++++++++++++-------
 daemon/gdm-x-session.c             | 25 +++++++++++++++-------
 4 files changed, 71 insertions(+), 21 deletions(-)
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