[msitools] Workaround vala bug 604973

[Marc-Andre Lureau <malureau src gnome org>]

commit d242cf69f70d1a913644fb596b548d87beacc0a0
Author: Marc-Andrà Lureau <marcandre lureau gmail com>
Date:   Mon Feb 11 19:08:25 2013 +0100

    Workaround vala bug 604973

 tools/wixl/wix.vala |   14 +++++++++++++-
 1 files changed, 13 insertions(+), 1 deletions(-)
---
diff --git a/tools/wixl/wix.vala b/tools/wixl/wix.vala
index a041996..200753c 100644
--- a/tools/wixl/wix.vala
+++ b/tools/wixl/wix.vala
@@ -484,6 +484,10 @@ namespace Wixl {
             ref_type = typeof (WixComponent);
         }
 
+        public override string full_path (WixResolver r) throws GLib.Error {
+            return (r.resolve<WixComponent> (this) as WixElement).full_path (r);
+        }
+
         public override void accept (WixNodeVisitor visitor) throws GLib.Error {
             visitor.visit_component_ref (this);
         }
@@ -495,6 +499,10 @@ namespace Wixl {
             ref_type = typeof (WixComponentGroup);
         }
 
+        public override string full_path (WixResolver r) throws GLib.Error {
+            return (r.resolve<WixComponentGroup> (this) as WixElement).full_path (r);
+        }
+
         public override void accept (WixNodeVisitor visitor) throws GLib.Error {
             visitor.visit_component_group_ref (this);
         }
@@ -1041,10 +1049,10 @@ namespace Wixl {
         //     ref_type = typeof (G);
         // }
 
+        // FIXME vala: G type doesn't seem to be set correctly...
         public override string full_path (WixResolver r) throws GLib.Error {
             return (r.resolve<G> (this) as WixElement).full_path (r);
         }
-
     }
 
     public class WixDirectoryRef: WixElementRef<WixDirectory> {
@@ -1057,6 +1065,10 @@ namespace Wixl {
                 typeof (WixComponent),
             });
         }
+
+        public override string full_path (WixResolver r) throws GLib.Error {
+            return (r.resolve<WixDirectory> (this) as WixElement).full_path (r);
+        }
     }
 
     class WixRoot: WixElement {