[vala] Fix generic classes with GObject constructors

[Jürg Billeter <juergbi src gnome org>]

commit 2b7b8f9b2690f5dbc96354cac82a1d29cf2d9299
Author: Jürg Billeter <j bitron ch>
Date:   Tue Aug 10 22:58:39 2010 +0200

    Fix generic classes with GObject constructors

 codegen/valaccodemethodmodule.vala |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/codegen/valaccodemethodmodule.vala b/codegen/valaccodemethodmodule.vala
index 71836cf..f7a223c 100644
--- a/codegen/valaccodemethodmodule.vala
+++ b/codegen/valaccodemethodmodule.vala
@@ -570,7 +570,7 @@ public class Vala.CCodeMethodModule : CCodeStructModule {
 								// declare construction parameter array
 								var cparamsinit = new CCodeFunctionCall (new CCodeIdentifier ("g_new0"));
 								cparamsinit.add_argument (new CCodeIdentifier ("GParameter"));
-								cparamsinit.add_argument (new CCodeConstant ((current_class.get_type_parameters ().size).to_string ()));
+								cparamsinit.add_argument (new CCodeConstant ((3 * current_class.get_type_parameters ().size).to_string ()));
 						
 								var cdecl = new CCodeDeclaration ("GParameter *");
 								cdecl.add_declarator (new CCodeVariableDeclarator ("__params", cparamsinit));