Hi Michael,
Thanks for picking this up.
> There is no cost in keeping it, and removing it could break some
> extension code out there..
Of course it's up to you to decide, but I wanted to point out the
comment written in 2014 says:
/* Remove me eventually */
... soooooo. IMO 12 years is quite enough for eventually and for a
line of code that is not covered by any tests :)
--
Best regards,
Aleksander Alekseev