[sushi/wip/cosimoc/no-clutter: 52/66] Remove SpinnerBox class

[Cosimo Cecchi <cosimoc src gnome org>]

commit 72b1f1d4bc530a0029a1a60905110242fd38ca4a
Author: Cosimo Cecchi <cosimo endlessm com>
Date:   Wed Jun 5 19:28:39 2019 -0700

    Remove SpinnerBox class
    
    It's not used anymore.

 src/js/ui/mainWindow.js |  1 -
 src/js/ui/spinnerBox.js | 64 -------------------------------------------------
 2 files changed, 65 deletions(-)
---
diff --git a/src/js/ui/mainWindow.js b/src/js/ui/mainWindow.js
index 146cb60..bbef5a3 100644
--- a/src/js/ui/mainWindow.js
+++ b/src/js/ui/mainWindow.js
@@ -35,7 +35,6 @@ const Sushi = imports.gi.Sushi;
 
 const Constants = imports.util.constants;
 const MimeHandler = imports.ui.mimeHandler;
-const SpinnerBox = imports.ui.spinnerBox;
 
 const Embed = new Lang.Class({
     Name: 'Embed',