mtd: nand: remove the NAND_MAX_PAGESIZE/NAND_MAX_OOBSIZE

There is no reference to these two macros now.
Just remove them.

Signed-off-by: Huang Shijie <shijie8@gmail.com>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>

include/linux/mtd/nand.h

@@ -51,14 +51,6 @@ extern int nand_unlock(struct mtd_info *mtd, loff_t ofs, uint64_t len);
 /* The maximum number of NAND chips in an array */
 #define NAND_MAX_CHIPS		8
 
-/*
- * This constant declares the max. oobsize / page, which
- * is supported now. If you add a chip with bigger oobsize/page
- * adjust this accordingly.
- */
-#define NAND_MAX_OOBSIZE	744
-#define NAND_MAX_PAGESIZE	8192
-
 /*
  * Constants for hardware specific CLE/ALE/NCE function
  *