We've had a blocklist in Firefox for specific DLLs that cause major issues (usually crashes) for ages: https://dxr.mozilla.org/mozilla-central/rev/574f4f58fe09d

We've had a blocklist in Firefox for specific DLLs that cause major issues (usually crashes) for ages: https://dxr.mozilla.org/mozilla-central/rev/574f4f58fe09dd590ea892406e237318c31705b4/mozglue/build/WindowsDllBlocklist.cpp#82 https://dxr.mozilla.org/mozilla-central/rev/574f4f58fe09dd59... I assume Chrome is just planning to make that block everything that's not Google or Microsoft code, probably with a short whitelist of things that are necessary.