[gnome-games/wip/exalm/flatpak] flatpak: Point tracker to bus backend

[Alexander Mikhaylenko <alexm src gnome org>]

commit b716bc7cb8783357e9ead44d74c1ea94cce37d19
Author: Alexander Mikhaylenko <exalm7659 gmail com>
Date:   Mon Feb 4 17:13:38 2019 +0500

    flatpak: Point tracker to bus backend
    
    In Flatpak, Tracker falls back to bus backend and produces a warning every
    time the app starts, hence point it to this backend by default.
    
    See https://gitlab.gnome.org/GNOME/totem/commit/f472f782ce981faf62f4b2e8f6443729dff463bb

 flatpak/org.gnome.Games.json | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/flatpak/org.gnome.Games.json b/flatpak/org.gnome.Games.json
index 0fc2d495..cf7bbd79 100644
--- a/flatpak/org.gnome.Games.json
+++ b/flatpak/org.gnome.Games.json
@@ -25,6 +25,7 @@
         "--socket=pulseaudio",
         /* Tracker access */
         "--talk-name=org.freedesktop.Tracker1",
+        "--env=TRACKER_SPARQL_BACKEND=bus",
         /* Needed for dconf to work */
         "--filesystem=xdg-run/dconf",
         "--filesystem=~/.config/dconf:ro",