[gnome-games] core: Add UriGameFactory.get_schemes()

[Adrien Plazas <aplazas src gnome org>]

commit e71c56defba52357cb898b69b5972a207eb50ff6
Author: Adrien Plazas <kekun plazas laposte net>
Date:   Sat May 6 11:15:06 2017 +0200

    core: Add UriGameFactory.get_schemes()
    
    This will allow game factories to declare the kind of URI schemes they
    accept.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=781334

 src/core/uri-game-factory.vala |    9 ++++++++-
 1 files changed, 8 insertions(+), 1 deletions(-)
---
diff --git a/src/core/uri-game-factory.vala b/src/core/uri-game-factory.vala
index 152af39..1f263f7 100644
--- a/src/core/uri-game-factory.vala
+++ b/src/core/uri-game-factory.vala
@@ -1,7 +1,14 @@
 public interface Games.UriGameFactory : Object {
        public signal void game_added (Game game);
 
-       public abstract string[] get_mime_types ();
+       public virtual string[] get_mime_types () {
+               return {};
+       }
+
+       public virtual string[] get_schemes () {
+               return {};
+       }
+
        public abstract async void add_uri (Uri uri);
        public abstract async Game? query_game_for_uri (Uri uri);
        public abstract async void foreach_game (Games.GameCallback game_callback);