https://github.com/ampproject/amphtml/issues/6210#issuecomme...
https://groups.google.com/a/chromium.org/forum/#!topic/prere...
https://groups.google.com/a/chromium.org/forum/#!topic/blink...
https://github.com/ampproject/amphtml/issues/6210#issuecomme...
https://groups.google.com/a/chromium.org/forum/#!topic/prere...
https://groups.google.com/a/chromium.org/forum/#!topic/blink...