[vala] gidlparser: Support abstract metadata for properties

[Luca Bruno <lucabru src gnome org>]

commit 107338fff2dbd406f05768b631998b4a8762f2de
Author: Luca Bruno <lucabru src gnome org>
Date:   Mon Nov 21 21:30:19 2011 +0100

    gidlparser: Support abstract metadata for properties

 vapigen/valagidlparser.vala |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/vapigen/valagidlparser.vala b/vapigen/valagidlparser.vala
index 621fa54..209c0ab 100644
--- a/vapigen/valagidlparser.vala
+++ b/vapigen/valagidlparser.vala
@@ -2687,6 +2687,10 @@ public class Vala.GIdlParser : CodeVisitor {
 					if (eval (nv[1]) == "1") {
 						prop.property_type.nullable = true;
 					}
+				} else if (nv[0] == "abstract") {
+					if (eval (nv[1]) == "1") {
+						prop.is_abstract = true;
+					}
 				}
 			}
 		}