x86inc/README.libaom: add Chromium required fields

Bug: 421989274
Fixed: 421989274
Change-Id: Ib537bcd20d711fa91c4ae35beb2178a598533ed7
diff --git a/third_party/x86inc/README.libaom b/third_party/x86inc/README.libaom
index 6b92358..9d6a4a2 100644
--- a/third_party/x86inc/README.libaom
+++ b/third_party/x86inc/README.libaom
@@ -1,7 +1,10 @@
+Name: x86inc.asm
 URL: https://git.videolan.org/git/x264.git
 Version: 3e5aed95cc470f37e2db3e6506a8deb89b527720
 License: ISC
 License File: LICENSE
+Shipped in Chromium: yes
+Security Critical: yes
 
 Description:
 x264/libav's framework for x86 assembly. Contains a variety of macros and