[gnome-software/gnome-3-20] Disable app folders feature when run outside GNOME

[Richard Hughes <rhughes src gnome org>]

commit f738536f41a94fb6020de897dcd754e9e0301e0e
Author: Jeremy Bicha <jbicha linux com>
Date:   Mon Jun 13 09:18:09 2016 -0400

    Disable app folders feature when run outside GNOME
    
    Other desktops don't support GNOME's app folders
    
    https://bugzilla.gnome.org/show_bug.cgi?id=767378
    
    Signed-off-by: Richard Hughes <richard hughsie com>

 src/gs-shell-installed.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/src/gs-shell-installed.c b/src/gs-shell-installed.c
index 3d5c750..bcd7458 100644
--- a/src/gs-shell-installed.c
+++ b/src/gs-shell-installed.c
@@ -275,7 +275,8 @@ gs_shell_installed_switch_to (GsPage *page, gboolean scroll_up)
        widget = GTK_WIDGET (gtk_builder_get_object (self->builder, "buttonbox_main"));
        gtk_widget_show (widget);
 
-       gtk_widget_show (self->button_select);
+       gtk_widget_set_visible (self->button_select,
+                               gs_utils_is_current_desktop ("GNOME"));
 
        if (scroll_up) {
                GtkAdjustment *adj;