[gupnp-tools] network-light: Prevent critical on shutdown

[Jens Georg <jensgeorg src gnome org>]

commit 80ed1352e15b41c4571e4af75d7562ee7cb9bf54
Author: Jens Georg <mail jensge org>
Date:   Sun Jul 12 19:22:34 2015 +0200

    network-light: Prevent critical on shutdown
    
    Signed-off-by: Jens Georg <mail jensge org>

 src/network-light/gui.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/src/network-light/gui.c b/src/network-light/gui.c
index 7c1e68b..74c3ee3 100644
--- a/src/network-light/gui.c
+++ b/src/network-light/gui.c
@@ -246,6 +246,8 @@ init_ui (gint   *argc,
         g_object_unref (icon_pixbuf);
 
         gtk_builder_connect_signals (builder, NULL);
+        g_signal_connect (G_OBJECT (about_dialog), "delete-event",
+                          G_CALLBACK (gtk_widget_hide_on_delete), NULL);
 
         update_image ();