[gnome-games] ui: Remove unused 'connection' prop in Application

[Adrien Plazas <aplazas src gnome org>]

commit 466507551be7ca67fbdc331c7a5fa826035eec2f
Author: Adrien Plazas <kekun plazas laposte net>
Date:   Tue Aug 16 08:04:16 2016 +0200

    ui: Remove unused 'connection' prop in Application
    
    https://bugzilla.gnome.org/show_bug.cgi?id=769963

 src/ui/application.vala |   18 ------------------
 1 files changed, 0 insertions(+), 18 deletions(-)
---
diff --git a/src/ui/application.vala b/src/ui/application.vala
index dc907a4..712057b 100644
--- a/src/ui/application.vala
+++ b/src/ui/application.vala
@@ -4,24 +4,6 @@ private extern const string VERSION;
 
 public class Games.Application : Gtk.Application {
        private ListStore collection;
-
-       private Tracker.Sparql.Connection? _connection;
-       private Tracker.Sparql.Connection? connection {
-               get {
-                       if (_connection != null)
-                               return _connection;
-
-                       try {
-                               _connection = Tracker.Sparql.Connection.@get ();
-                       }
-                       catch (Error e) {
-                               warning ("Error: %s\n", e.message);
-                       }
-
-                       return _connection;
-               }
-       }
-
        private ApplicationWindow window;
 
        internal Application () {