[gnome-software] trivial: Never repeat the AppStream icon refine

[Richard Hughes <rhughes src gnome org>]

commit c206aabf9582d7dad896b3da3bb0c253169fa696
Author: Richard Hughes <richard hughsie com>
Date:   Thu Jun 2 18:37:16 2016 +0100

    trivial: Never repeat the AppStream icon refine
    
    This is fallout from the plugin icon->pixbuf port.

 src/plugins/gs-appstream.c |    7 ++++---
 1 files changed, 4 insertions(+), 3 deletions(-)
---
diff --git a/src/plugins/gs-appstream.c b/src/plugins/gs-appstream.c
index 1c08c7b..781fb5e 100644
--- a/src/plugins/gs-appstream.c
+++ b/src/plugins/gs-appstream.c
@@ -60,7 +60,7 @@ gs_appstream_get_icon_by_kind_and_size (AsApp *app, AsIconKind icon_kind, guint
 }
 
 static void
-gs_refine_item_pixbuf (GsPlugin *plugin, GsApp *app, AsApp *item)
+gs_refine_item_icon (GsPlugin *plugin, GsApp *app, AsApp *item)
 {
        AsIcon *icon;
 
@@ -554,8 +554,9 @@ gs_appstream_refine_app (GsPlugin *plugin,
        }
 
        /* set icon */
-       if (as_app_get_icon_default (item) != NULL && gs_app_get_pixbuf (app) == NULL)
-               gs_refine_item_pixbuf (plugin, app, item);
+       if (as_app_get_icon_default (item) != NULL &&
+           gs_app_get_icons(app)->len == 0)
+               gs_refine_item_icon (plugin, app, item);
 
        /* set categories */
        if (as_app_get_categories (item) != NULL &&