[gtk/matthiasc/for-master] window: Hide windows on destroy

[Matthias Clasen <matthiasc src gnome org>]

commit ffcffcd77326b0357e37a231404b4acd5d2ab238
Author: Matthias Clasen <mclasen redhat com>
Date:   Tue May 12 11:10:36 2020 -0400

    window: Hide windows on destroy
    
    I thought I could get away with just unrealizing the
    window, but it turns out that gtk_window_hide() is the
    place where we remove grabs when a modal dialog goes
    away, so we ended up with stuck grabs.

 gtk/gtkwindow.c | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/gtk/gtkwindow.c b/gtk/gtkwindow.c
index 8f1e37f727..5a755ef450 100644
--- a/gtk/gtkwindow.c
+++ b/gtk/gtkwindow.c
@@ -7498,6 +7498,7 @@ gtk_window_destroy (GtkWindow *window)
         g_object_unref (item);
     }
 
+  gtk_window_hide (GTK_WIDGET (window));
   gtk_widget_unrealize (GTK_WIDGET (window));
 
   g_object_unref (window);