[gnome-desktop-testing] runner: Add missing return value

[Colin Walters <walters src gnome org>]

commit 03f3a381cfe78982948f095c76e9b12801b26f20
Author: Colin Walters <walters verbum org>
Date:   Tue Jun 18 14:50:51 2013 -0400

    runner: Add missing return value
    
    Oops.

 src/gnome-desktop-testing-runner.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/src/gnome-desktop-testing-runner.c b/src/gnome-desktop-testing-runner.c
index e8baa9e..7c1fa1f 100755
--- a/src/gnome-desktop-testing-runner.c
+++ b/src/gnome-desktop-testing-runner.c
@@ -477,6 +477,8 @@ idle_output_status (gpointer data)
   gs_log_structured_print_id_v (TEST_RUNNING_STATUS_MSGID,
                                 "%s", status_str->str);
   g_string_free (status_str, TRUE);
+
+  return TRUE;
 }
 
 static gint