[vala] Fix object creation that have delegate parameters being called once

[Luca Bruno <lucabru src gnome org>]

commit b7ebd7c8c3d9a8a31e0128157f82dfbada922db2
Author: Luca Bruno <lucabru src gnome org>
Date:   Wed Jun 5 22:57:45 2013 +0200

    Fix object creation that have delegate parameters being called once

 codegen/valaccodebasemodule.vala |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/codegen/valaccodebasemodule.vala b/codegen/valaccodebasemodule.vala
index 6f7f74f..57dd150 100644
--- a/codegen/valaccodebasemodule.vala
+++ b/codegen/valaccodebasemodule.vala
@@ -4584,7 +4584,7 @@ public abstract class Vala.CCodeBaseModule : CodeGenerator {
                                                                CCodeExpression 
delegate_target_destroy_notify;
                                                                var delegate_target = 
get_delegate_target_cexpression (arg, out delegate_target_destroy_notify);
                                                                carg_map.set (get_param_pos 
(get_ccode_delegate_target_pos (param)), delegate_target);
-                                                               if (deleg_type.value_owned) {
+                                                               if (deleg_type.value_owned && 
!deleg_type.is_called_once) {
                                                                        carg_map.set (get_param_pos 
(get_ccode_delegate_target_pos (param) + 0.01), delegate_target_destroy_notify);
                                                                }
                                                        }