[gnome-flashback] automount-manager: Replace deprecated gdk_error_trap_push/pop

[Alberts Muktupāvels <muktupavels src gnome org>]

commit 08043e1013055a0ad47108c006be8ca8e37b5650
Author: Ori Avtalion <ori avtalion name>
Date:   Mon Sep 10 10:45:51 2018 +0300

    automount-manager: Replace deprecated gdk_error_trap_push/pop

 gnome-flashback/libautomount-manager/gsd-autorun.c | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)
---
diff --git a/gnome-flashback/libautomount-manager/gsd-autorun.c 
b/gnome-flashback/libautomount-manager/gsd-autorun.c
index f6dddfe..6207c50 100644
--- a/gnome-flashback/libautomount-manager/gsd-autorun.c
+++ b/gnome-flashback/libautomount-manager/gsd-autorun.c
@@ -374,15 +374,17 @@ static gboolean
 is_shift_pressed (void)
 {
        gboolean ret;
+       GdkDisplay *display;
        XkbStateRec state;
        Bool status;
 
        ret = FALSE;
+       display = gdk_display_get_default ();
 
-        gdk_error_trap_push ();
-       status = XkbGetState (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()),
+       gdk_x11_display_error_trap_push (display);
+       status = XkbGetState (GDK_DISPLAY_XDISPLAY (display),
                              XkbUseCoreKbd, &state);
-        gdk_error_trap_pop_ignored ();
+       gdk_x11_display_error_trap_pop_ignored (display);
 
        if (status == Success) {
                ret = state.mods & ShiftMask;