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/ipmi_smi.h b/libc/kernel/common/linux/ipmi_smi.h
index 8335d53..56cc210 100644
--- a/libc/kernel/common/linux/ipmi_smi.h
+++ b/libc/kernel/common/linux/ipmi_smi.h
@@ -7,74 +7,73 @@
  ***   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_IPMI_SMI_H
 #define __LINUX_IPMI_SMI_H
+
 #include <linux/ipmi_msgdefs.h>
 #include <linux/proc_fs.h>
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #include <linux/module.h>
 #include <linux/device.h>
 #include <linux/platform_device.h>
 #include <linux/ipmi_smi.h>
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+
 typedef struct ipmi_smi *ipmi_smi_t;
+
 struct ipmi_smi_msg
 {
  struct list_head link;
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+
  long msgid;
  void *user_data;
+
  int data_size;
  unsigned char data[IPMI_MAX_MSG_LENGTH];
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+
  int rsp_size;
  unsigned char rsp[IPMI_MAX_MSG_LENGTH];
+
  void (*done)(struct ipmi_smi_msg *msg);
 };
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+
 struct ipmi_smi_handlers
 {
  struct module *owner;
+
  int (*start_processing)(void *send_info,
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  ipmi_smi_t new_intf);
+
  void (*sender)(void *send_info,
  struct ipmi_smi_msg *msg,
  int priority);
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+
  void (*request_events)(void *send_info);
+
  void (*set_run_to_completion)(void *send_info, int run_to_completion);
+
  void (*poll)(void *send_info);
+
  int (*inc_usecount)(void *send_info);
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  void (*dec_usecount)(void *send_info);
 };
+
 struct ipmi_device_id {
  unsigned char device_id;
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  unsigned char device_revision;
  unsigned char firmware_revision_1;
  unsigned char firmware_revision_2;
  unsigned char ipmi_version;
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  unsigned char additional_device_support;
  unsigned int manufacturer_id;
  unsigned int product_id;
  unsigned char aux_firmware_revision[4];
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
  unsigned int aux_firmware_revision_set : 1;
 };
+
 #define ipmi_version_major(v) ((v)->ipmi_version & 0xf)
 #define ipmi_version_minor(v) ((v)->ipmi_version >> 4)
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+
 struct ipmi_smi_msg *ipmi_alloc_smi_msg(void);
+
 #endif