CONSOLE ERROR: line 121: Mixed Content: The page at 'https://web-platform.test:8444/mixed-content/script-tag/http-csp/same-host-http/top-level/swap-scheme-redirect/blockable/opt-in-blocks.https.html' was loaded over HTTPS, but requested an insecure script 'http://web-platform.test:8001/mixed-content/generic/expect.py?redirection=swap-scheme-redirect&action=purge&key=893b7436-aad6-4699-99f9-b1b1c94e146d&path=%2Fmixed-content&content_type=text/javascript'. This request has been blocked; the content must be served over HTTPS.
