[dconf] cli: add undocumented 'dconf blame' option

[Ryan Lortie <ryanl src gnome org>]

commit d89bf3b766d97f79eb09e9b5c70a8cb22f1252c2
Author: Ryan Lortie <desrt desrt ca>
Date:   Wed Mar 7 12:23:48 2012 -0500

    cli: add undocumented 'dconf blame' option

 bin/dconf.vala |    8 ++++++++
 1 files changed, 8 insertions(+), 0 deletions(-)
---
diff --git a/bin/dconf.vala b/bin/dconf.vala
index c82dba1..d7840ec 100644
--- a/bin/dconf.vala
+++ b/bin/dconf.vala
@@ -230,6 +230,13 @@ void dconf_watch (string?[] args) throws Error {
 	new MainLoop (null, false).run ();
 }
 
+void dconf_blame (string?[] args) throws Error {
+	var connection = Bus.get_sync (BusType.SESSION, null);
+	var reply = connection.call_sync ("ca.desrt.dconf", "/ca/desrt/dconf/Writer", "ca.desrt.dconf.WriterInfo", "Blame",
+	                                  null, new VariantType ("(s)"), DBusCallFlags.NONE, -1, null);
+	print ("%s", reply.get_child_value (0).get_string (null));
+}
+
 void dconf_complete (string[] args) throws Error {
 	var suffix = args[2];
 	var path = args[3];
@@ -286,6 +293,7 @@ int main (string[] args) {
 		CommandMapping ("watch",     dconf_watch),
 		CommandMapping ("dump",      dconf_dump),
 		CommandMapping ("load",      dconf_load),
+		CommandMapping ("blame",     dconf_blame),
 		CommandMapping ("_complete", dconf_complete)
 	};