From c16c79bb9c50bb02912e93092c369433cb93167f Mon Sep 17 00:00:00 2001
From: Brian Chirls <brian@chirls.com>
Date: Sun, 1 Jan 2017 19:20:36 -0500
Subject: [PATCH] Polyfill performance.now on global object

---
 src/world/World.js | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/world/World.js b/src/world/World.js
index 2a0d4a21e..eab99099c 100644
--- a/src/world/World.js
+++ b/src/world/World.js
@@ -488,7 +488,12 @@ World.prototype.addContactMaterial = function(cmat) {
 
 // performance.now()
 if(typeof performance === 'undefined'){
-    performance = {};
+    if (typeof global !== undefined) {
+        global.performance = {};
+    }
+    if (typeof self !== 'undefined') {
+        self.performance = {};
+    }
 }
 if(!performance.now){
     var nowOffset = Date.now();