[gtk+] testtitlebar: Fix -Wunused-variable warning

[Volker Sobek <vsobek src gnome org>]

commit d881edd33ab3a6d157b1fd1a5d9d80647206dc50
Author: Volker Sobek <reklov live com>
Date:   Thu Dec 12 02:07:24 2013 +0100

    testtitlebar: Fix -Wunused-variable warning
    
    GtkWidget *title is no longer used.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=720296

 tests/testtitlebar.c |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)
---
diff --git a/tests/testtitlebar.c b/tests/testtitlebar.c
index ac6fa79..f6977c8 100644
--- a/tests/testtitlebar.c
+++ b/tests/testtitlebar.c
@@ -5,7 +5,6 @@ main (int argc, char *argv[])
 {
   GtkWidget *window;
   GtkWidget *header;
-  GtkWidget *title;
   GtkWidget *button;
   GtkWidget *box;
   GtkWidget *image;