From f34bf221253be40e4a620107a3f27196d577608d Mon Sep 17 00:00:00 2001
From: Albin Larsson <mail@albinlarsson.com>
Date: Sun, 27 May 2018 20:28:48 +0200
Subject: [PATCH] Restore utils.is.cue()

---
 src/js/utils.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/js/utils.js b/src/js/utils.js
index 0c5a28d7..0334879d 100644
--- a/src/js/utils.js
+++ b/src/js/utils.js
@@ -44,7 +44,7 @@ const utils = {
             return this.instanceof(input, Event);
         },
         cue(input) {
-            return this.instanceof(input, TextTrackCue) || this.instanceof(input, VTTCue);
+            return this.instanceof(input, window.TextTrackCue) || this.instanceof(input, window.VTTCue);
         },
         track(input) {
             return this.instanceof(input, TextTrack) || (!this.nullOrUndefined(input) && this.string(input.kind));