Update to kernel headers v4.9.3.

Test: Built arm, arm64, x86, x86_64 targets.
Test: Booted on angler, and ran bionic unit tests (32 bit and 64 bit).

Change-Id: I14a8dcbea11b41f83431eabed6590cd25af07b1d
diff --git a/libc/kernel/uapi/asm-x86/asm/mce.h b/libc/kernel/uapi/asm-x86/asm/mce.h
index 5132daa..5e6abef 100644
--- a/libc/kernel/uapi/asm-x86/asm/mce.h
+++ b/libc/kernel/uapi/asm-x86/asm/mce.h
@@ -47,9 +47,12 @@
   __u32 apicid;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
   __u64 mcgcap;
+  __u64 synd;
+  __u64 ipid;
 };
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define MCE_GET_RECORD_LEN _IOR('M', 1, int)
 #define MCE_GET_LOG_LEN _IOR('M', 2, int)
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define MCE_GETCLEAR_FLAGS _IOR('M', 3, int)
 #endif
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */