performance.js

// Navigation Timing (Performance)
// https://dvcs.w3.org/hg/webperf/raw-file/tip/specs/NavigationTiming/
// http://www.html5rocks.com/en/tutorials/webperformance/basics/
// By Scott Murphy (uxder)
Modernizr.addTest('performance', !!Modernizr.prefixed('performance', window));