[gnome-games] generic: Add GenericGame.get_uid()

[Adrien Plazas <aplazas src gnome org>]

commit 627c18136825a65f6d4647fd56219a8a77fdb777
Author: Alexander Mikhaylenko <exalm7659 gmail com>
Date:   Tue Jul 10 18:57:09 2018 +0500

    generic: Add GenericGame.get_uid()
    
    Use uids added in the previous commit to implement
    GenericGame.get_uid().

 src/generic/generic-game.vala | 6 ++++++
 1 file changed, 6 insertions(+)
---
diff --git a/src/generic/generic-game.vala b/src/generic/generic-game.vala
index 1c0944b..8aa262f 100644
--- a/src/generic/generic-game.vala
+++ b/src/generic/generic-game.vala
@@ -18,18 +18,24 @@ public class Games.GenericGame : Object, Game {
                }
        }
 
+       private Uid game_uid;
        private Title game_title;
        private Icon game_icon;
        private Cover game_cover;
        private Runner game_runner;
 
        public GenericGame (Uid uid, Title title, Icon icon, Cover cover, Runner runner) {
+               game_uid = uid;
                game_title = title;
                game_icon = icon;
                game_cover = cover;
                game_runner = runner;
        }
 
+       public Uid get_uid () {
+               return game_uid;
+       }
+
        public Icon get_icon () {
                return game_icon;
        }