[media] remove include/linux/dvb/dmx.h

The only reason for this header is to make sure that include
linux/time.h were added before uapi/*/dmx.h. Just push down the
time.h header on the few places where this is used, and drop
this new header.

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/firewire/firedtv.h b/drivers/media/firewire/firedtv.h
index 4fdcd8c..c2ba085 100644
--- a/drivers/media/firewire/firedtv.h
+++ b/drivers/media/firewire/firedtv.h
@@ -13,6 +13,7 @@
 #ifndef _FIREDTV_H
 #define _FIREDTV_H
 
+#include <linux/time.h>
 #include <linux/dvb/dmx.h>
 #include <linux/dvb/frontend.h>
 #include <linux/list.h>