Remove a stale comment, demote PutInlinedFunc from public to private,
and remove an unused interface originally used for sorting vars.
No change in functionality.
Change-Id: I5ee1ad2b10b78b158e2223c6979bab830202db95
Reviewed-on: https://go-review.googlesource.com/c/go/+/295009
Trust: Than McIntosh <thanm@google.com>
Run-TryBot: Than McIntosh <thanm@google.com> Reviewed-by: Jeremy Faller <jeremy@golang.org> Reviewed-by: Cherry Zhang <cherryyz@google.com>
TryBot-Result: Go Bot <gobot@golang.org>