girparser: Fix getting the cname of the constructor parent class

diff --git a/vala/valagirparser.vala b/vala/valagirparser.vala
index b1b406b4ad14df9955b366e5a728cf5cb65f3cb0..ae66295bdbef4792031361abfa28b309630c5aa7 100644 (file)
--- a/vala/valagirparser.vala
+++ b/vala/valagirparser.vala
@@ -2355,7 +2355,7 @@ public class Vala.GirParser : CodeVisitor {
 
                        string parent_ctype = null;
                        if (current.parent.symbol is Class) {
-                               parent_ctype = ((Class) current.parent.symbol).get_cname ();
+                               parent_ctype = current.parent.get_cname ();
                        }
                        if (return_ctype != null && (parent_ctype == null || return_ctype != parent_ctype + "*")) {
                                m.custom_return_type_cname = return_ctype;