[accounts-dialog] Add a comment

[Matthias Clasen <matthiasc src gnome org>]

commit 08b75bf3d68a307180e647bca33fbef5b1d00ac7
Author: Matthias Clasen <mclasen redhat com>
Date:   Sun Jan 24 21:34:27 2010 -0500

    Add a comment

 src/um-login-options.c |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)
---
diff --git a/src/um-login-options.c b/src/um-login-options.c
index d067436..846ace7 100644
--- a/src/um-login-options.c
+++ b/src/um-login-options.c
@@ -195,6 +195,11 @@ update_boolean_from_gconf (GtkWidget      *widget,
 
         key = g_object_get_data (G_OBJECT (widget), "gconf-key");
 
+        /* GConf fail.
+         * gconfd does not pick up any changes in the default or mandatory
+         * databases at runtime. Even a SIGHUP doesn't seem to help. So we
+         * have to use gconftool to go get the current mandatory values.
+         */
         cmdline = g_strdup_printf ("gconftool-2 --direct --config-source=\"xml:readonly:/ect/gconf/gconf.xml.defaults;xml:readonly:/etc/gconf/gconf.xml.mandatory\" --get %s", key);
 
         error = NULL;