[gnome-mahjongg] Squash a warning

[Michael Catanzaro <mcatanzaro src gnome org>]

commit 4f1e463877fd7fdbcaddec7e183870b5e583aaaa
Author: Michael Catanzaro <mcatanzaro gnome org>
Date:   Sun Sep 28 18:29:03 2014 -0500

    Squash a warning

 src/game.vala |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/game.vala b/src/game.vala
index 6822415..aff0921 100644
--- a/src/game.vala
+++ b/src/game.vala
@@ -15,7 +15,7 @@ public class Tile : Object
     public bool visible = true;
     public int move_number;
 
-    public int set
+    public new int set
     {
         get { return number / 4; }
     }