refactor/eg: already documented; remove TODO

Change-Id: I7166006a3a922505a5f0a619bd98c0a1505831bc
Reviewed-on: https://go-review.googlesource.com/48981
Reviewed-by: Leo Rudberg <ljr@google.com>
Reviewed-by: Ross Light <light@google.com>
Run-TryBot: Ross Light <light@google.com>
1 file changed