This patch fixes a regression introduced in 0518895, where we counted
one extra row per partition when it contained live, non static rows.
We also simplify the visitor logic further, since now we don't need to
count rows one by one. Also remove a bunch of unused fields.
Signed-off-by: Duarte Nunes <duarte@scylladb.com>
Message-Id: <1482234083-2447-1-git-send-email-duarte@scylladb.com>