b43: PHY: drop own channel_freq (get it from chandef when needed)

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --cc drivers/net/wireless/b43/phy_common.h
Simple merge

diff --cc drivers/net/wireless/b43/phy_ht.c
Simple merge

diff --cc drivers/net/wireless/b43/phy_n.c
Simple merge