appDisplay: Indent with spaces rather than tabs

Another style nit that sneaked in with commit eaa32090b9.

https://gitlab.gnome.org/GNOME/gnome-shell/merge_requests/640

diff --git a/js/ui/appDisplay.js b/js/ui/appDisplay.js
index 7e0be444f54bf8e43a7700d9bac5e69263aedfa0..a33929e67130115109ded56ac447fea9301e3473 100644 (file)
--- a/js/ui/appDisplay.js
+++ b/js/ui/appDisplay.js
@@ -134,7 +134,7 @@ class BaseAppView {
 
     addItem(icon) {
         let id = icon.id;
-       if (this.hasItem(id))
+        if (this.hasItem(id))
             throw new Error(`icon with id ${id} already added to view`);
 
         this._allItems.push(icon);