Revert "Update bionic kernel headers using update_all.py"

This reverts commit 94a85f663694e1869acb1c2e8a3c374a6fa3ab86

There is a smoke test failure for Prime but Crespo/Stingray are fine. Will revert the change for now until further investigation is made.
diff --git a/libc/kernel/common/linux/nfsd/xdr.h b/libc/kernel/common/linux/nfsd/xdr.h
index 7a9ca56..f94961d 100644
--- a/libc/kernel/common/linux/nfsd/xdr.h
+++ b/libc/kernel/common/linux/nfsd/xdr.h
@@ -7,147 +7,135 @@
  ***   structures, and macros generated from the original header, and thus,
  ***   contains no copyrightable information.
  ***
- ***   To edit the content of this header, modify the corresponding
- ***   source file (e.g. under external/kernel-headers/original/) then
- ***   run bionic/libc/kernel/tools/update_all.py
- ***
- ***   Any manual change here will be lost the next time this script will
- ***   be run. You've been warned!
- ***
  ****************************************************************************
  ****************************************************************************/
 #ifndef LINUX_NFSD_H
 #define LINUX_NFSD_H
+
 #include <linux/fs.h>
 #include <linux/vfs.h>
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #include <linux/nfs.h>
+
 struct nfsd_fhandle {
  struct svc_fh fh;
 };
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+
 struct nfsd_sattrargs {
  struct svc_fh fh;
  struct iattr attrs;
 };
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+
 struct nfsd_diropargs {
  struct svc_fh fh;
  char * name;
  int len;
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 };
+
 struct nfsd_readargs {
  struct svc_fh fh;
  __u32 offset;
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  __u32 count;
  struct kvec vec[RPCSVC_MAXPAGES];
  int vlen;
 };
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+
 struct nfsd_writeargs {
  svc_fh fh;
  __u32 offset;
  int len;
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  struct kvec vec[RPCSVC_MAXPAGES];
  int vlen;
 };
+
 struct nfsd_createargs {
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  struct svc_fh fh;
  char * name;
  int len;
  struct iattr attrs;
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 };
+
 struct nfsd_renameargs {
  struct svc_fh ffh;
  char * fname;
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  int flen;
  struct svc_fh tfh;
  char * tname;
  int tlen;
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 };
+
 struct nfsd_readlinkargs {
  struct svc_fh fh;
  char * buffer;
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 };
+
 struct nfsd_linkargs {
  struct svc_fh ffh;
  struct svc_fh tfh;
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  char * tname;
  int tlen;
 };
+
 struct nfsd_symlinkargs {
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  struct svc_fh ffh;
  char * fname;
  int flen;
  char * tname;
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  int tlen;
  struct iattr attrs;
 };
+
 struct nfsd_readdirargs {
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  struct svc_fh fh;
  __u32 cookie;
  __u32 count;
  u32 * buffer;
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 };
+
 struct nfsd_attrstat {
  struct svc_fh fh;
  struct kstat stat;
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 };
+
 struct nfsd_diropres {
  struct svc_fh fh;
  struct kstat stat;
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 };
+
 struct nfsd_readlinkres {
  int len;
 };
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+
 struct nfsd_readres {
  struct svc_fh fh;
  unsigned long count;
  struct kstat stat;
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 };
+
 struct nfsd_readdirres {
  int count;
+
  struct readdir_cd common;
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  u32 * buffer;
  int buflen;
  u32 * offset;
 };
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+
 struct nfsd_statfsres {
  struct kstatfs stats;
 };
+
 union nfsd_xdrstore {
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  struct nfsd_sattrargs sattr;
  struct nfsd_diropargs dirop;
  struct nfsd_readargs read;
  struct nfsd_writeargs write;
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  struct nfsd_createargs create;
  struct nfsd_renameargs rename;
  struct nfsd_linkargs link;
  struct nfsd_symlinkargs symlink;
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  struct nfsd_readdirargs readdir;
 };
+
 #define NFS2_SVC_XDRSIZE sizeof(union nfsd_xdrstore)
+
 #endif
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */