Chrome's first paint timing

chrome-first-paint.js

// first paint in chrome from https://github.com/addyosmani/timing.js
var hasFirstPaint = 0;
if (window.chrome && window.chrome.loadTimes) {
	var paint = window.chrome.loadTimes().firstPaintTime * 1000;
	var firstPaint = paint - (window.chrome.loadTimes().startLoadTime*1000);
	var firstPaintLeft = (firstPaint / loaded)*100;
	hasFirstPaint = 1;
}