Steps to reproduce:
1. Visit <https://w3c.github.io/uievents/tools/key-event-viewer.html>.
2. Focus the text field and press either the left or right Option key (Alt).
I see code “Unidentified”. But the the key identifier (“code”) should be AltLeft and AltRight, respectively.
Created attachment 373301 [details]
For the bots; looking for tests
Created attachment 373335 [details]
Comment on attachment 373335 [details]
Clearing flags on attachment: 373335
Committed r247055: <https://trac.webkit.org/changeset/247055>
All reviewed patches have been landed. Closing bug.