Clean up trailing whitespace in the kernel headers.

And fix the scripts so they stop letting trailing whitespace through.

Change-Id: Ie109fbe1f63321e565ba0fa60fee8e9cf3a61cfc
diff --git a/libc/kernel/common/linux/mtd/cfi.h b/libc/kernel/common/linux/mtd/cfi.h
index 944bbfa..20952ca 100644
--- a/libc/kernel/common/linux/mtd/cfi.h
+++ b/libc/kernel/common/linux/mtd/cfi.h
@@ -232,7 +232,7 @@
 #define CFI_MFR_AMD 0x0001
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define CFI_MFR_ATMEL 0x001F
-#define CFI_MFR_ST 0x0020  
+#define CFI_MFR_ST 0x0020
 typedef int (*varsize_frob_t)(struct map_info *map, struct flchip *chip,
  unsigned long adr, int len, void *thunk);
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
diff --git a/libc/kernel/common/linux/mtd/mtd.h b/libc/kernel/common/linux/mtd/mtd.h
index 90ffcfc..d2472cf 100644
--- a/libc/kernel/common/linux/mtd/mtd.h
+++ b/libc/kernel/common/linux/mtd/mtd.h
@@ -142,10 +142,10 @@
  struct list_head list;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 };
-#define MTD_DEBUG_LEVEL0 (0)  
-#define MTD_DEBUG_LEVEL1 (1)  
-#define MTD_DEBUG_LEVEL2 (2)  
+#define MTD_DEBUG_LEVEL0 (0)
+#define MTD_DEBUG_LEVEL1 (1)
+#define MTD_DEBUG_LEVEL2 (2)
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
-#define MTD_DEBUG_LEVEL3 (3)  
+#define MTD_DEBUG_LEVEL3 (3)
 #define DEBUG(n, args...) do { } while(0)
 #endif
diff --git a/libc/kernel/common/linux/mtd/nftl.h b/libc/kernel/common/linux/mtd/nftl.h
index 75cdf54..6fc423e 100644
--- a/libc/kernel/common/linux/mtd/nftl.h
+++ b/libc/kernel/common/linux/mtd/nftl.h
@@ -22,11 +22,11 @@
 #include <linux/mtd/blktrans.h>
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #include <mtd/nftl-user.h>
-#define BLOCK_NIL 0xffff  
-#define BLOCK_FREE 0xfffe  
-#define BLOCK_NOTEXPLORED 0xfffd  
+#define BLOCK_NIL 0xffff
+#define BLOCK_FREE 0xfffe
+#define BLOCK_NOTEXPLORED 0xfffd
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
-#define BLOCK_RESERVED 0xfffc  
+#define BLOCK_RESERVED 0xfffc
 struct NFTLrecord {
  struct mtd_blktrans_dev mbd;
  __u16 MediaUnit, SpareMediaUnit;