[gtk/gtk-3-24: 2/2] Merge branch 'startup-id-private' into 'gtk-3-24'

[Carlos Garnacho <carlosg src gnome org>]

commit a6eb593370b6f4eaaa6f6703ebed47e976eb6d0f
Merge: 89e38ba343 2d3936cbe6
Author: Carlos Garnacho <mrgarnacho gmail com>
Date:   Tue Apr 2 12:38:18 2019 +0000

    Merge branch 'startup-id-private' into 'gtk-3-24'
    
    Centralize DESKTOP_STARTUP/AUTOSTART_ID handling
    
    See merge request GNOME/gtk!659

 gdk/gdk-private.c                |  2 +
 gdk/gdk-private.h                |  6 +++
 gdk/gdk.c                        | 80 ++++++++++++++++++++++++++++++++++++++++
 gdk/wayland/gdkdisplay-wayland.c | 17 ++-------
 gdk/x11/gdkdisplay-x11.c         | 16 ++------
 gtk/gtkapplication-dbus.c        | 30 +--------------
 gtk/gtkapplication.c             | 26 +++----------
 7 files changed, 103 insertions(+), 74 deletions(-)
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