Request #82039 has been Accepted by tippfehlr [1]: I saw the comment at https://aur.archlinux.org/packages/chromium- ectool#comment-1072884, but I think it makes sense to update it, so I accept this request. Feel free to reupload the old version as chromium-ectool107 (or similar).
[1] https://aur.archlinux.org/account/tippfehlr/
