From 200f2e5e105b027011d5a5bb22c24bef4c076790 Mon Sep 17 00:00:00 2001
From: Adam Bradley <adambradley25@gmail.com>
Date: Tue, 5 Apr 2016 14:31:00 -0500
Subject: [PATCH] chore(): use native raf/setTimeout

---
 ionic/util/dom.ts | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/ionic/util/dom.ts b/ionic/util/dom.ts
index 4d0dd3540e..ab00a3e712 100644
--- a/ionic/util/dom.ts
+++ b/ionic/util/dom.ts
@@ -24,9 +24,12 @@
   }
 })();
 
-export const raf = window.requestAnimationFrame.bind(window);
+// use native raf rather than the zone wrapped one
+export const raf = (window[window['Zone']['__symbol__']('requestAnimationFrame')] || window[window['Zone']['__symbol__']('webkitRequestAnimationFrame')])['bind'](window);
 export const cancelRaf = window.cancelAnimationFrame.bind(window);
 
+export const nativeTimeout = window[window['Zone']['__symbol__']('setTimeout')]['bind'](window);
+export const clearNativeTimeout = window[window['Zone']['__symbol__']('clearTimeout')]['bind'](window);
 
 export function rafFrames(framesToWait, callback) {
   framesToWait = Math.ceil(framesToWait);
@@ -35,9 +38,9 @@ export function rafFrames(framesToWait, callback) {
     raf(callback);
 
   } else {
-    setTimeout(() => {
+    nativeTimeout(() => {
       raf(callback);
-    }, (framesToWait - 1) * 17);
+    }, (framesToWait - 1) * 16.6667);
   }
 }