From e0424531d94c1fa6e3a8d3eab23d1eb1bebb7df5 Mon Sep 17 00:00:00 2001
From: Steven Vergenz <Steven.Vergenz@microsoft.com>
Date: Thu, 30 Nov 2017 10:18:45 -0800
Subject: [PATCH] Fix A-Frame requirement

---
 src/components/visible.js | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/components/visible.js b/src/components/visible.js
index e638f787..e9180f67 100644
--- a/src/components/visible.js
+++ b/src/components/visible.js
@@ -1,6 +1,9 @@
 import {AFrameComponent} from './AFrameComponent';
 
-delete AFRAME.components['visible'];
+// kill default visible component, replace with clone
+if(window.AFRAME){
+	delete AFRAME.components['visible'];
+}
 
 export default class Visible extends AFrameComponent {
 	get schema(){ return {default: true}; }