[1] High Resolution Time Level 2 ( ()) <https://w3c.github.io/hr-time/#dom-performance-translatetime>
[2] High Resolution Time Level 2 ( ()) <https://w3c.github.io/hr-time/#h-monotonic-clock>
[3] remove translateTime from Level 2 (#31) (igrigorik著, ) <https://github.com/w3c/hr-time/commit/5b33e0ecb3a9c0fa4f01b8b086b157354474fec9>