[gnome-shell] appDisplay: Hide empty app folders

[Florian Müllner <fmuellner src gnome org>]

commit 3ae45bddadd847961766b6a7cc2a843ca828e331
Author: Florian Müllner <fmuellner gnome org>
Date:   Thu Sep 18 15:33:13 2014 +0100

    appDisplay: Hide empty app folders
    
    Trying to open an empty folder currently leaves the parent view in a
    rather confused state. While we should look into fixing this in the
    future, empty folders are not useful at all to begin with, so hide them.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=736910

 js/ui/appDisplay.js |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/js/ui/appDisplay.js b/js/ui/appDisplay.js
index 8f5c146..1e94015 100644
--- a/js/ui/appDisplay.js
+++ b/js/ui/appDisplay.js
@@ -1267,6 +1267,7 @@ const FolderIcon = new Lang.Class({
             addAppId(appInfo.get_id());
         });
 
+        this.actor.visible = this.view.getAllItems().length > 0;
         this.view.loadGrid();
         this.emit('apps-changed');
     },