[sushi] utils: don't use a non esistent variable

[Cosimo Cecchi <cosimoc src gnome org>]

commit a5718f22d8c2e3177cdd215ac0fa2ed4b5554ec3
Author: Cosimo Cecchi <cosimoc gnome org>
Date:   Thu Sep 29 19:14:07 2011 -0400

    utils: don't use a non esistent variable

 src/js/ui/utils.js |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/src/js/ui/utils.js b/src/js/ui/utils.js
index d4deec6..8000327 100644
--- a/src/js/ui/utils.js
+++ b/src/js/ui/utils.js
@@ -134,7 +134,7 @@ function formatTimeString(timeVal) {
 
     let str = ("%02d:%02d").format(minutes, seconds);
     if (hours > 0) {
-        current = ("%d").format(hours) + ":" + current;
+        str = ("%d").format(hours) + ":" + str;
     }
 
     return str;