Updated to v4.4.1 kernel headers.

Small modifications needed to allow compilation with the new headers:

- Manually modify bionic/libc/kernel/uapi/asm-mips/asm/siginfo.h to
  remove the uapi from the include.
- PR_XXX defines are now available for mips, so remove the definition
  from linker_mips.cpp.

Bug: 23789423
Change-Id: I6dc8a03b012426d3a937db15cb24d3a50fab5a8c
diff --git a/libc/kernel/uapi/linux/fou.h b/libc/kernel/uapi/linux/fou.h
index a31a4ad..57fa2db 100644
--- a/libc/kernel/uapi/linux/fou.h
+++ b/libc/kernel/uapi/linux/fou.h
@@ -28,23 +28,26 @@
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
   FOU_ATTR_IPPROTO,
   FOU_ATTR_TYPE,
+  FOU_ATTR_REMCSUM_NOPARTIAL,
   __FOU_ATTR_MAX,
-};
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+};
 #define FOU_ATTR_MAX (__FOU_ATTR_MAX - 1)
 enum {
   FOU_CMD_UNSPEC,
-  FOU_CMD_ADD,
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
+  FOU_CMD_ADD,
   FOU_CMD_DEL,
+  FOU_CMD_GET,
   __FOU_CMD_MAX,
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 };
 enum {
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
   FOU_ENCAP_UNSPEC,
   FOU_ENCAP_DIRECT,
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
   FOU_ENCAP_GUE,
 };
-/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define FOU_CMD_MAX (__FOU_CMD_MAX - 1)
 #endif
+/* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */