[extensions-web] Fix local extension listing

[Jasper St. Pierre <jstpierre src gnome org>]

commit 82b351f87a8aec2f8985825c6ce3d01e8489f540
Author: Jasper St. Pierre <jstpierre mecheye net>
Date:   Tue Oct 25 13:30:28 2011 -0400

    Fix local extension listing

 sweettooth/static/js/extensions.js |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/sweettooth/static/js/extensions.js b/sweettooth/static/js/extensions.js
index 7f50e25..5037f22 100644
--- a/sweettooth/static/js/extensions.js
+++ b/sweettooth/static/js/extensions.js
@@ -144,7 +144,7 @@ function($, messages, dbusProxy) {
     $.fn.addLocalExtensions = function () {
         var $container = $(this);
         dbusProxy.ListExtensions().done(function(extensions) {
-            if (extensions && extensions.length) {
+            if (extensions && Object.keys(extensions).length) {
                 $.each(extensions, function(uuid, extension) {
                     function reinstall() {
                         dbusProxy.InstallExtension(uuid, $elem.data('pk').toString());