net: vrf: Remove RT_FL_TOS

No longer used after d66f6c0a ("net: ipv4: Remove l3mdev_get_saddr")
Signed-off-by: David Ahern <dsa@cumulusnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/vrf.c

@@ -37,9 +37,6 @@
 #include <net/l3mdev.h>
 #include <net/fib_rules.h>
 
-#define RT_FL_TOS(oldflp4) \
-	((oldflp4)->flowi4_tos & (IPTOS_RT_MASK | RTO_ONLINK))
-
 #define DRV_NAME	"vrf"
 #define DRV_VERSION	"1.0"