[gnome-shell] lookingGlass: Remove Tweener from preimported modules

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

commit 015ca2c507cb4ae8ec91478e0cd4d36ef8dd1fa1
Author: Florian Müllner <fmuellner gnome org>
Date:   Sat Jul 21 00:01:37 2018 +0200

    lookingGlass: Remove Tweener from preimported modules
    
    We want to encourage using Clutter's implicit animations directly,
    so stop importing the discouraged animation framework by default.
    
    https://gitlab.gnome.org/GNOME/gnome-shell/merge_requests/669

 js/ui/lookingGlass.js | 1 -
 1 file changed, 1 deletion(-)
---
diff --git a/js/ui/lookingGlass.js b/js/ui/lookingGlass.js
index 9e09b1177..a53fd90db 100644
--- a/js/ui/lookingGlass.js
+++ b/js/ui/lookingGlass.js
@@ -21,7 +21,6 @@ const CHEVRON = '>>> ';
 var commandHeader = 'const { Clutter, Gio, GLib, GObject, Meta, Shell, St } = imports.gi; ' +
                     'const Main = imports.ui.main; ' +
                     'const Mainloop = imports.mainloop; ' +
-                    'const Tweener = imports.ui.tweener; ' +
                     /* Utility functions...we should probably be able to use these
                      * in the shell core code too. */
                     'const stage = global.stage; ' +