[gtk+] tests: Make rendernode --dump-variant actually work

[Benjamin Otte <otte src gnome org>]

commit d7e867aa95583a107e5b8174caab6b9121acc16a
Author: Benjamin Otte <otte redhat com>
Date:   Mon Dec 26 17:07:24 2016 +0100

    tests: Make rendernode --dump-variant actually work

 tests/rendernode.c |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)
---
diff --git a/tests/rendernode.c b/tests/rendernode.c
index d7924d2..42781a1 100644
--- a/tests/rendernode.c
+++ b/tests/rendernode.c
@@ -53,8 +53,11 @@ main(int argc, char **argv)
   if (dump_variant)
     {
       GVariant *variant = g_variant_new_from_bytes (G_VARIANT_TYPE ("(suuv)"), bytes, FALSE);
+      char *s;
 
-      g_variant_print (variant, FALSE);
+      s = g_variant_print (variant, FALSE);
+      g_print ("%s\n", s);
+      g_free (s);
       g_variant_unref (variant);
     }