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: I1e1baf5e5ce74283d21140736aad64c25dbdbe4e
diff --git a/original/uapi/asm-x86/asm/mce.h b/original/uapi/asm-x86/asm/mce.h
index 2184943..69a6e07 100644
--- a/original/uapi/asm-x86/asm/mce.h
+++ b/original/uapi/asm-x86/asm/mce.h
@@ -26,6 +26,8 @@
 	__u32 socketid;	/* CPU socket ID */
 	__u32 apicid;	/* CPU initial apic ID */
 	__u64 mcgcap;	/* MCGCAP MSR: machine check capabilities of CPU */
+	__u64 synd;	/* MCA_SYND MSR: only valid on SMCA systems */
+	__u64 ipid;	/* MCA_IPID MSR: only valid on SMCA systems */
 };
 
 #define MCE_GET_RECORD_LEN   _IOR('M', 1, int)