After discussion in the W3C Spec Github [1], there is agreement to remove this feature (and its associated boolean attribute). FF never shipped it [2], Chromium never wired its behaviour [3]. [1] [2] [3]



Editor's draft

Status in Chromium


Enabled by default (tracking bug) in:

  • Chrome for desktop release 57
  • Chrome for Android release 57
  • Android WebView release 57

Consensus & Standardization

After a feature ships in Chrome, the values listed here are not guaranteed to be up to date.

  • Positive
  • No signal
  • No signal
  • No signals


Last updated on 2020-11-09