[iframe-tag.https.html]
expected: TIMEOUT
[Upgrade-Insecure-Requests: Expects blocked for iframe-tag to cross-https origin and downgrade redirection from https context.]
expected: TIMEOUT
[Upgrade-Insecure-Requests: Expects blocked for iframe-tag to same-https origin and downgrade redirection from https context.]
expected: NOTRUN
[Upgrade-Insecure-Requests: Expects blocked for iframe-tag to same-http-downgrade origin and no-redirect redirection from https context.]
expected: NOTRUN
[Upgrade-Insecure-Requests: Expects blocked for iframe-tag to same-http-downgrade origin and downgrade redirection from https context.]
expected: NOTRUN