[gnome-shell/overlay-design02] Fix getMostUsedApps to avoid returning duplicate items

[Colin Walters <walters src gnome org>]

commit c577951ec92795b9ddb04e22af573d2bb3f2f390
Author: Colin Walters <walters verbum org>
Date:   Fri Jun 26 18:30:28 2009 -0400

    Fix getMostUsedApps to avoid returning duplicate items

 js/misc/appInfo.js |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
---
diff --git a/js/misc/appInfo.js b/js/misc/appInfo.js
index 61b36bd..67554f3 100644
--- a/js/misc/appInfo.js
+++ b/js/misc/appInfo.js
@@ -98,6 +98,9 @@ function getMostUsedApps(count) {
     let favs = getFavorites();
     // Fill the list with default applications it's not full yet
     for (let i = 0; i < favs.length && favs.length <= count; i++) {
+        let appId = favs[i].appId;
+        if (alreadyAdded[appId])
+            continue;
         matches.push(favs[i]);
     }