[gnome-games] desktop: Catch error in DesktopPlugin.get_uri_sources()

[Adrien Plazas <aplazas src gnome org>]

commit 4d68c988a6e8ac1ad96070e8a66fbb0de660d22b
Author: Adrien Plazas <kekun plazas laposte net>
Date:   Sat May 6 09:33:47 2017 +0200

    desktop: Catch error in DesktopPlugin.get_uri_sources()
    
    This fixes a compile time error.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=781334

 plugins/desktop/src/desktop-plugin.vala |   15 +++++++++++----
 1 files changed, 11 insertions(+), 4 deletions(-)
---
diff --git a/plugins/desktop/src/desktop-plugin.vala b/plugins/desktop/src/desktop-plugin.vala
index 8760095..d2282fc 100644
--- a/plugins/desktop/src/desktop-plugin.vala
+++ b/plugins/desktop/src/desktop-plugin.vala
@@ -9,11 +9,18 @@ private class Games.DesktopPlugin : Object, Plugin {
 
        public UriSource[] get_uri_sources () {
                var query = new DesktopTrackerUriQuery ();
-               var connection = Tracker.Sparql.Connection.@get ();
-               var uri_source = new TrackerUriSource (connection);
-               uri_source.add_query (query);
-
-               return { uri_source };
+               try {
+                       var connection = Tracker.Sparql.Connection.@get ();
+                       var uri_source = new TrackerUriSource (connection);
+                       uri_source.add_query (query);
+
+                       return { uri_source };
+               }
+               catch (Error e) {
+                       debug (e.message);
+
+                       return {};
+               }
        }
 
        public UriGameFactory[] get_uri_game_factories () {