[gtk/fix-icontheme-invalidation: 12/18] window: Use gtk_system_setting_change

[Matthias Clasen <matthiasc src gnome org>]

commit a3437a2159575d530aa05221ee1f27074511216a
Author: Matthias Clasen <mclasen redhat com>
Date:   Tue Apr 21 16:56:42 2020 -0400

    window: Use gtk_system_setting_change
    
    Propagate GTK_SYSTEM_SETTING_DISPLAY when the display
    of the window changes.

 gtk/gtkwindow.c | 2 ++
 1 file changed, 2 insertions(+)
---
diff --git a/gtk/gtkwindow.c b/gtk/gtkwindow.c
index ca1688550c..89a6eefbba 100644
--- a/gtk/gtkwindow.c
+++ b/gtk/gtkwindow.c
@@ -7110,6 +7110,8 @@ gtk_window_set_display (GtkWindow  *window,
     gtk_widget_map (widget);
 
   check_scale_changed (window);
+
+  gtk_widget_system_setting_changed (GTK_WIDGET (window), GTK_SYSTEM_SETTING_DISPLAY);
 }
 
 static void