

Attempt to access an origin trial feature in an iframe that provides a third-party token. (This should not work.) See ot-iframe.glitch.me for a working demo (that uses a 'first-party' token).
Attempt to access an origin trial feature in an iframe that provides a third-party token. (This should not work.) See ot-iframe.glitch.me for a working demo (that uses a 'first-party' token).
Attempt to access an origin trial feature in an iframe that provides a third-party token. (This should not work.) See ot-iframe.glitch.me for a working demo (that uses a 'first-party' token).