Use Mixins for global functions.

src/utils/TimeUtils.js

@@ -1,20 +0,0 @@
-export default {
-    timeFormat: function (duration) {
-        var pad = function (num, size) {
-            return ("000" + num).slice(size * -1);
-        };
-
-        var time = parseFloat(duration).toFixed(3),
-            hours = Math.floor(time / 60 / 60),
-            minutes = Math.floor(time / 60) % 60,
-            seconds = Math.floor(time - minutes * 60);
-
-        var str = "";
-
-        if (hours > 0) str += pad(hours, 2) + ":";
-
-        str += pad(minutes, 2) + ":" + pad(seconds, 2);
-
-        return str;
-    }
-}