[libwnck/wip/muktupavels/gtk4] test-urgent: stop using gtk_widget_show_all

[Alberts Muktupāvels <muktupavels src gnome org>]

commit 471aa2491ed2451fc97576cadd576f46b1972d40
Author: Alberts Muktupāvels <alberts muktupavels gmail com>
Date:   Sun May 21 02:53:19 2017 +0300

    test-urgent: stop using gtk_widget_show_all

 libwnck/test-urgent.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/libwnck/test-urgent.c b/libwnck/test-urgent.c
index 1d5277d..444a94c 100644
--- a/libwnck/test-urgent.c
+++ b/libwnck/test-urgent.c
@@ -76,7 +76,7 @@ main (int argc, char **argv)
   label = gtk_label_new ("");
   gtk_container_add (GTK_CONTAINER (win), label);
   gtk_window_set_keep_above (GTK_WINDOW (win), TRUE);
-  gtk_widget_show_all (win);
+  gtk_widget_show (win);
 
   g_signal_connect (G_OBJECT (win), "focus-in-event",
                     G_CALLBACK (focused_in),