Pull Request: Remove `LAST_LANG` cookie as it is not used anymore. by takaram · Pull Request #1072 · php/web-php · GitHub
Author: takaram
The "last seen language" is no longer respected since 4 years ago.
So we should stop setting the `LAST_LANG` cookie.
See 7691b44067db646287064df92ad6bd10718ba9a6 and PHP :: Bug #79524 :: php.net should be using Accept-Language headers to determine user's language