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/if_vlan.h b/libc/kernel/common/linux/if_vlan.h
index c604b81..ab3b174 100644
--- a/libc/kernel/common/linux/if_vlan.h
+++ b/libc/kernel/common/linux/if_vlan.h
@@ -7,62 +7,53 @@
  ***   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_IF_VLAN_H_
 #define _LINUX_IF_VLAN_H_
+
 enum vlan_ioctl_cmds {
  ADD_VLAN_CMD,
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  DEL_VLAN_CMD,
  SET_VLAN_INGRESS_PRIORITY_CMD,
  SET_VLAN_EGRESS_PRIORITY_CMD,
  GET_VLAN_INGRESS_PRIORITY_CMD,
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  GET_VLAN_EGRESS_PRIORITY_CMD,
  SET_VLAN_NAME_TYPE_CMD,
  SET_VLAN_FLAG_CMD,
  GET_VLAN_REALDEV_NAME_CMD,
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  GET_VLAN_VID_CMD
 };
+
 enum vlan_flags {
  VLAN_FLAG_REORDER_HDR = 0x1,
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  VLAN_FLAG_GVRP = 0x2,
  VLAN_FLAG_LOOSE_BINDING = 0x4,
 };
+
 enum vlan_name_types {
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  VLAN_NAME_TYPE_PLUS_VID,
  VLAN_NAME_TYPE_RAW_PLUS_VID,
  VLAN_NAME_TYPE_PLUS_VID_NO_PAD,
  VLAN_NAME_TYPE_RAW_PLUS_VID_NO_PAD,
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  VLAN_NAME_TYPE_HIGHEST
 };
+
 struct vlan_ioctl_args {
  int cmd;
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  char device1[24];
+
  union {
  char device2[24];
  int VID;
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  unsigned int skb_priority;
  unsigned int name_type;
  unsigned int bind_type;
  unsigned int flag;
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  } u;
+
  short vlan_qos;
 };
+
 #endif
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+