mtd: drop mtd_has_cmdlinepart()

This function is unused now. Drop it.
Signed-off-by: NDmitry Eremin-Solenikov <dbaryshkov@gmail.com>
Signed-off-by: NArtem Bityutskiy <Artem.Bityutskiy@nokia.com>

include/linux/mtd/partitions.h

@@ -83,12 +83,6 @@ static inline int of_mtd_parse_partitions(struct device *dev,
 }
 #endif
 
-#ifdef CONFIG_MTD_CMDLINE_PARTS
-static inline int mtd_has_cmdlinepart(void) { return 1; }
-#else
-static inline int mtd_has_cmdlinepart(void) { return 0; }
-#endif
-
 int mtd_is_partition(struct mtd_info *mtd);
 int mtd_add_partition(struct mtd_info *master, char *name,
 		      long long offset, long long length);