[sushi/wip/cosimoc/no-clutter: 16/66] utils: remove unused function

[Cosimo Cecchi <cosimoc src gnome org>]

commit b925be454d74382483cbe5c56e085cd205e2c9ac
Author: Cosimo Cecchi <cosimoc gnome org>
Date:   Mon Apr 3 12:41:19 2017 -0700

    utils: remove unused function

 src/js/ui/utils.js | 7 -------
 1 file changed, 7 deletions(-)
---
diff --git a/src/js/ui/utils.js b/src/js/ui/utils.js
index c400d0f..90c342a 100644
--- a/src/js/ui/utils.js
+++ b/src/js/ui/utils.js
@@ -122,10 +122,3 @@ function formatTimeString(timeVal) {
 
     return str;
 }
-
-function alphaGtkWidget(widget) {
-    widget.override_background_color(0, new Gdk.RGBA({ red: 0,
-                                                       green: 0,
-                                                       blue: 0,
-                                                       alpha: 0 }));
-}