https://chromium.googlesource.com/chromium/src/+log/refs/heads/main/components/security_interstitials/core/browser/resources/interstitial_large.js https://chrom

https://chromium.googlesource.com/chromium/src/+log/refs/heads/main/components/security_interstitials/core/browser/resources/interstitial_large.js https://chromium.googlesource.com/chromium/src/+log/refs/hea... and here's where this is defined in the source code. It's a way to bypass the SSL errors due to the HSTS headers.