[gnome-games/wip/aplazas/781334-refactor-game-sources] ui: Stop using game sources from the plugins

[Adrien Plazas <aplazas src gnome org>]

commit 2e595eed6884ad55806bcc63632dad40eca206e6
Author: Adrien Plazas <kekun plazas laposte net>
Date:   Sun May 7 12:57:45 2017 +0200

    ui: Stop using game sources from the plugins

 src/ui/application.vala |   24 +++++-------------------
 1 files changed, 5 insertions(+), 19 deletions(-)
---
diff --git a/src/ui/application.vala b/src/ui/application.vala
index 8bb16e5..796993c 100644
--- a/src/ui/application.vala
+++ b/src/ui/application.vala
@@ -9,7 +9,6 @@ public class Games.Application : Gtk.Application {
        private bool game_list_loaded;
 
        private GenericUriGameSource uri_game_source;
-       private GameSource[] game_sources;
 
        internal Application () {
                Object (application_id: "org.gnome.Games",
@@ -162,7 +161,7 @@ public class Games.Application : Gtk.Application {
        }
 
        private void init_game_sources () {
-               if (game_sources != null)
+               if (uri_game_source != null)
                        return;
 
                TrackerUriSource tracker_uri_source = null;
@@ -179,16 +178,12 @@ public class Games.Application : Gtk.Application {
                if (tracker_uri_source != null)
                        uri_game_source.add_source (tracker_uri_source);
 
-               game_sources += uri_game_source;
                var mime_types = new GenericSet<string> (str_hash, str_equal);
 
                var register = PluginRegister.get_register ();
                foreach (var plugin_registrar in register) {
                        try {
                                var plugin = plugin_registrar.get_plugin ();
-                               var source = plugin.get_game_source ();
-                               if (source != null)
-                                       game_sources += source;
 
                                if (tracker_uri_source != null)
                                        foreach (var mime_type in plugin.get_mime_types ()) {
@@ -215,25 +210,16 @@ public class Games.Application : Gtk.Application {
        private async Game? game_for_uris (Uri[] uris) {
                init_game_sources ();
 
-               Game? game = null;
+               foreach (var uri in uris)
+                       yield uri_game_source.add_uri (uri);
 
-               foreach (var game_source in game_sources) {
-                       if (game != null)
-                               continue;
-
-                       foreach (var uri in uris)
-                               yield uri_game_source.add_uri (uri);
-                       game = yield uri_game_source.query_game_for_uri (uris[0]);
-               }
-
-               return game;
+               return yield uri_game_source.query_game_for_uri (uris[0]);
        }
 
        internal async void load_game_list () {
                init_game_sources ();
 
-               foreach (var source in game_sources)
-                       yield source.each_game (add_game);
+               yield uri_game_source.each_game (add_game);
 
                game_list_loaded = true;
                if (window != null)