> git grep core/jquery.cookie core\core.libraries.yml | wc -l
3
> git grep -l cookie -- "*.js"
core/assets/vendor/jquery-joyride/jquery.joyride-2.1.min.js
core/assets/vendor/jquery.cookie/jquery.cookie.min.js
This is used in jquery.joyride and the only real usage I have found. Also, jquery.joyride is not hard dependency on cookies.
https://github.com/zurb/joyride/blob/v2.1.0/jquery.joyride-2.1.js#L32
I think we can remove it or move to https://github.com/js-cookie/js-cookie.