Updated with comments about cpuTime
Updated with comments about cpuTime

googlearchive/frame-timing-polyfill,GoogleChrome/frame-timing-polyfill,modulexcite/frame-timing-polyfill,googlearchive/frame-timing-polyfill,modulexcite/frame-timing-polyfill,modulexcite/frame-timing-polyfill,GoogleChrome/frame-timing-polyfill