CONSOLE WARNING: Mixed Content: The page at 'https://web-platform.test:8444/mixed-content/img-tag/no-opt-in/cross-origin-http/top-level/swap-scheme-redirect/optionally-blockable/no-opt-in-allows.https.html' was loaded over HTTPS, but requested an insecure image 'http://www1.web-platform.test:8001/mixed-content/generic/expect.py?redirection=swap-scheme-redirect&action=purge&key=bd94464c-220c-4193-8962-714508d2c312&path=%2Fmixed-content&content_type=image/png'. This content should also be served over HTTPS.
