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chromium/content/test/data/accessibility/aria/aria-roledescription.html 

<!DOCTYPE html>
<!--
@MAC-ALLOW:AXRoleDescription
@WIN-ALLOW:localized_extended_role*
@AURALINUX-ALLOW:roledescription*
@UIA-WIN-ALLOW:LocalizedControlType=*
-->
<html>
<body>
  <button>Native button</button>
  <div role="button">ARIA button</div>
  <div role="button" aria-roledescription="Clicky">Clicky button</div>
  <div aria-roledescription="Plain">foo</div>
  <div aria-roledescription="Focusable" tabindex="0">bar</div>
  <p aria-roledescription="Texty">baz</p>
  <div role="group" aria-roledescription="SuperContainer">SuperContainer group</div>
</body>
</html>