Update to kernel headers v4.7.2.

Change-Id: Ie38921bc18a94316dc708b9869e53c2d80c4fed1
diff --git a/original/uapi/asm-generic/socket.h b/original/uapi/asm-generic/socket.h
index 5c15c2a..67d632f 100644
--- a/original/uapi/asm-generic/socket.h
+++ b/original/uapi/asm-generic/socket.h
@@ -87,4 +87,9 @@
 #define SO_ATTACH_BPF		50
 #define SO_DETACH_BPF		SO_DETACH_FILTER
 
+#define SO_ATTACH_REUSEPORT_CBPF	51
+#define SO_ATTACH_REUSEPORT_EBPF	52
+
+#define SO_CNX_ADVICE		53
+
 #endif /* __ASM_GENERIC_SOCKET_H */