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

[Alberts Muktupāvels <muktupavels src gnome org>]

commit 031dc0c1befd32bc59ccb3f58a717de48ae3d047
Author: Alberts Muktupāvels <alberts muktupavels gmail com>
Date:   Sun May 21 02:40:48 2017 +0300

    test-wnck: stop using gtk_widget_show_all

 libwnck/test-wnck.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/libwnck/test-wnck.c b/libwnck/test-wnck.c
index af938bd..11713a8 100644
--- a/libwnck/test-wnck.c
+++ b/libwnck/test-wnck.c
@@ -141,7 +141,7 @@ main (int argc, char **argv)
                     G_CALLBACK (gtk_main_quit),
                     NULL);
   
-  gtk_widget_show_all (win);
+  gtk_widget_show (win);
   
   gtk_main ();