[net-dns/bind] somehow the cache file keeps slipping back in

net-dns/bind/bind-9.20.8.ebuild

@@ -138,19 +138,6 @@ src_install() {
 		find "${ED}"/usr/lib* -name '*.la' -delete || die
 	fi
 
-	#
-	# /var/bind
-	#
-	# These need to remain for now because CONFIG_PROTECT won't
-	# save them and we shipped configs for years containing references
-	# to them.
-	#
-	# ftp://ftp.rs.internic.net/domain/named.cache:
-	insinto /var/bind
-	newins "${FILESDIR}"/named.cache-r4 named.cache
-	# bug #450406
-	dosym named.cache /var/bind/root.cache
-	#
 	insinto /var/bind/pri
 	doins "${FILESDIR}"/redhat/named.{empty,localhost,loopback}