Chrome origin trial demo:
feature accessed in an iframe

This page includes four iframes that each attempt to access a Chrome origin trial feature. Each iframe provides a trial token in a different way:

• A 'first party' token in a meta tag, in a page in an iframe element on this page.
• A 'first party' token in a meta tag, in a page in an iframe added to this page via JavaScript from a different origin.
• A third-party token provided via a script, in a page in an iframe element on this page.
• A third-party token provided in a meta tag, in a page in an iframe element on this page.