[gtk] popover: Improve the move-focus fix

[Matthias Clasen <matthiasc src gnome org>]

commit 6c7cb8d862ce5a0e8eb0323e05b88fb6114a6c7a
Author: Matthias Clasen <mclasen redhat com>
Date:   Thu Jun 13 00:11:32 2019 +0000

    popover: Improve the move-focus fix
    
    Avoid breaking menubar keynav (we still
    need the focus change to be propagated
    down from the root).

 gtk/gtkpopover.c | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)
---
diff --git a/gtk/gtkpopover.c b/gtk/gtkpopover.c
index d4d2470ef6..7ac8b7b4bf 100644
--- a/gtk/gtkpopover.c
+++ b/gtk/gtkpopover.c
@@ -639,12 +639,9 @@ gtk_popover_unrealize (GtkWidget *widget)
 
 static void
 gtk_popover_move_focus (GtkWidget        *widget,
-                        GtkDirectionType  dir)
+                        GtkDirectionType  direction)
 {
-  gtk_widget_child_focus (widget, dir);
-
-  if (!gtk_widget_get_focus_child (widget))
-    gtk_root_set_focus (GTK_ROOT (widget), NULL);
+  g_signal_emit_by_name (gtk_widget_get_root (widget), "move-focus", direction);
 }
 
 static void