[gnome-software/gnome-3-20] trivial: Don't emit a warning when no updates are available

[Kalev Lember <klember src gnome org>]

commit 08904329a078741c8cd1c9a1f406c8e3b013d1e3
Author: Kalev Lember <klember redhat com>
Date:   Tue Jul 5 17:45:08 2016 +0200

    trivial: Don't emit a warning when no updates are available

 src/gs-update-monitor.c |    7 ++++++-
 1 files changed, 6 insertions(+), 1 deletions(-)
---
diff --git a/src/gs-update-monitor.c b/src/gs-update-monitor.c
index dc7d8ca..e9ba06f 100644
--- a/src/gs-update-monitor.c
+++ b/src/gs-update-monitor.c
@@ -166,8 +166,13 @@ get_updates_finished_cb (GObject *object,
                g_debug ("no updates; withdrawing updates-available notification");
                g_application_withdraw_notification (monitor->application,
                                                     "updates-available");
-               if (!g_error_matches (error, G_IO_ERROR, G_IO_ERROR_CANCELLED))
+               if (g_error_matches (error,
+                                    GS_PLUGIN_LOADER_ERROR,
+                                    GS_PLUGIN_LOADER_ERROR_NO_RESULTS)) {
+                       g_debug ("no updates to show");
+               } else if (!g_error_matches (error, G_IO_ERROR, G_IO_ERROR_CANCELLED)) {
                        g_warning ("failed to get updates: %s", error->message);
+               }
                return;
        }