[vala] codegen: Mark GLibValue as internal

[Rico Tzschichholz <ricotz src gnome org>]

commit e6f8e4ceec38e9b1878fa4074c7db3751d7a38b1
Author: Rico Tzschichholz <ricotz ubuntu com>
Date:   Tue Nov 1 16:07:48 2016 +0100

    codegen: Mark GLibValue as internal

 codegen/valaccodebasemodule.vala |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/codegen/valaccodebasemodule.vala b/codegen/valaccodebasemodule.vala
index 8c8ccbb..e9a1c31 100644
--- a/codegen/valaccodebasemodule.vala
+++ b/codegen/valaccodebasemodule.vala
@@ -6764,7 +6764,7 @@ public abstract class Vala.CCodeBaseModule : CodeGenerator {
        }
 }
 
-public class Vala.GLibValue : TargetValue {
+internal class Vala.GLibValue : TargetValue {
        public CCodeExpression cvalue;
        public bool lvalue;
        public bool non_null;