staging: wilc1000: delete definition USE_WIRELESS

The preprocessor definition, USE_WIRELESS is always in use.
So, this patch deletes the definitions from the makefile and source codes.

Signed-off-by: Leo Kim <leo.kim@atmel.com>
Signed-off-by: Tony Cho <tony.cho@atmel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/staging/wilc1000/Makefile b/drivers/staging/wilc1000/Makefile
index 3b6bc7b..8336a89 100644
--- a/drivers/staging/wilc1000/Makefile
+++ b/drivers/staging/wilc1000/Makefile
@@ -11,7 +11,7 @@
 ccflags-y += -I$(src)/ -D__CHECK_ENDIAN__ -DWILC_ASIC_A0 \
 		-DPLL_WORKAROUND -DCONNECT_DIRECT  -DAGING_ALG \
 		-DWILC_PARSE_SCAN_IN_HOST -DDISABLE_PWRSAVE_AND_SCAN_DURING_IP \
-		-Wno-unused-function -DUSE_WIRELESS -DWILC_DEBUGFS
+		-Wno-unused-function -DWILC_DEBUGFS
 #ccflags-y += -DTCP_ACK_FILTER
 
 ccflags-$(CONFIG_WILC1000_PREALLOCATE_AT_LOADING_DRIVER) += -DMEMORY_STATIC \