[vala] Fix symbol resolution in closures

[JÃrg Billeter <juergbi src gnome org>]

commit a39412e86d958bf71a2826c5b98b1527048b7988
Author: JÃrg Billeter <j bitron ch>
Date:   Wed Aug 8 20:51:17 2012 +0200

    Fix symbol resolution in closures

 vala/valamemberaccess.vala |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/vala/valamemberaccess.vala b/vala/valamemberaccess.vala
index 059a136..de970b8 100644
--- a/vala/valamemberaccess.vala
+++ b/vala/valamemberaccess.vala
@@ -267,7 +267,7 @@ public class Vala.MemberAccess : Expression {
 
 				symbol_reference = SemanticAnalyzer.symbol_lookup_inherited (sym, member_name);
 
-				if (symbol_reference == null && may_access_instance_members) {
+				if (symbol_reference == null && sym is TypeSymbol && may_access_instance_members) {
 					// used for generated to_string methods in enums
 					symbol_reference = this_parameter.variable_type.get_member (member_name);