Update LEGEND role definition

I updated the legend role definition based on the changes to the label definition and also addressed Joanie's edits to the legend definition in the accessible name section:

Legend role definition:
https://raw.githack.com/w3c/aria/issue-875-need-role-for-legend/index.html#legend

Legend naming definition:
https://raw.githack.com/w3c/aria/issue-875-need-role-for-legend/index.html#namecalculation

Received on Friday, 5 April 2019 01:24:42 UTC