[gnome-games] core: Add Game.get_uid()

[Adrien Plazas <aplazas src gnome org>]

commit 62ac756209fd6505cc3b48993a6587282ca7652e
Author: Alexander Mikhaylenko <exalm7659 gmail com>
Date:   Tue Jul 10 18:58:16 2018 +0500

    core: Add Game.get_uid()
    
    Allows uniquely identifying game objects with strings.

 src/core/game.vala | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/src/core/game.vala b/src/core/game.vala
index 2560ca8..dddf3e3 100644
--- a/src/core/game.vala
+++ b/src/core/game.vala
@@ -3,6 +3,7 @@
 public interface Games.Game : Object {
        public abstract string name { get; }
 
+       public abstract Uid get_uid ();
        public abstract Icon get_icon ();
        public abstract Cover get_cover ();
        public abstract Runner get_runner () throws Error;