Navigation fetch always uses document destination #11306
Description
What is the issue with the HTML Standard?
https://html.spec.whatwg.org/multipage/browsing-the-web.html#create-navigation-params-by-fetching is the only time a request is created for navigation that I can see. It always uses the "document" destination for the request, even if the navigation occurs within an iframe. This has implications for other specifications like CSP, which use the destination to determine which directives to consult: https://www.w3.org/TR/CSP/#directive-algorithms