Deprecate and Remove case-insensitive matching for usemap attribute (removed)

"Compatibility caseless" had been applied to usemap attribute matching. The specification was updated so that case-sensitive matching is applied. A deprecation warning is printed to the console starting in Chrome 57.



Established standard

Status in Chromium

Removed (launch bug) in:

  • Chrome for desktop release 58
  • Chrome for Android release 58
  • Android WebView release 58
  • Opera release 45
  • Opera for Android release 45

Consensus & Standardization


Last updated on 2017-04-27