From 1b1560861c05289271f30cf46dbd2e49c8b3d0b1 Mon Sep 17 00:00:00 2001
From: Nathan Shively-Sanders <nathansa@microsoft.com>
Date: Tue, 26 Jul 2016 10:13:30 -0700
Subject: [PATCH] In ts.performance.now, bind window.performance.now

Using an arrow function. Previously, it was set directly to
window.performance.now, which fails when used on Chrome.
---
 src/compiler/performance.ts | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/compiler/performance.ts b/src/compiler/performance.ts
index 63f929c0a2620..89db876ae5e48 100644
--- a/src/compiler/performance.ts
+++ b/src/compiler/performance.ts
@@ -2,7 +2,7 @@
 namespace ts {
     declare const performance: { now?(): number } | undefined;
     /** Gets a timestamp with (at least) ms resolution */
-    export const timestamp = typeof performance !== "undefined" && performance.now ? performance.now : Date.now ? Date.now : () => +(new Date());
+    export const timestamp = typeof performance !== "undefined" && performance.now ? () => performance.now() : Date.now ? Date.now : () => +(new Date());
 }
 
 /*@internal*/
@@ -106,4 +106,4 @@ namespace ts.performance {
         measures = undefined;
         profilerEvent = undefined;
     }
-}
\ No newline at end of file
+}