net: bcmgenet: remove commented code in bcmgenet_xmit()

This code is commented since it is unused, left-over from the very first
time this driver was merged.

Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --cc drivers/net/ethernet/broadcom/genet/bcmgenet.c
Simple merge