[gnome-games] collection-icon-view: Drop unused game_changed() signal

[Adrien Plazas <aplazas src gnome org>]

commit ce4d5dfffb511984a8a52697d1218eaf80a7f4e1
Author: Adrien Plazas <kekun plazas laposte net>
Date:   Fri Aug 3 18:35:57 2018 +0200

    collection-icon-view: Drop unused game_changed() signal

 src/ui/collection-icon-view.vala | 1 -
 1 file changed, 1 deletion(-)
---
diff --git a/src/ui/collection-icon-view.vala b/src/ui/collection-icon-view.vala
index 53ba49d8..3fd90bed 100644
--- a/src/ui/collection-icon-view.vala
+++ b/src/ui/collection-icon-view.vala
@@ -11,7 +11,6 @@ private class Games.CollectionIconView : Gtk.Stack {
        private const double DEAD_ZONE = 0.3;
 
        public signal void game_activated (Game game);
-       public signal void game_changed (Game game);
 
        private string[] filtering_terms;
        public string filtering_text {