diff -r 000000000000 -r 6474c204b198 media/libvpx/README_MOZILLA
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/media/libvpx/README_MOZILLA	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,11 @@
+The source from this directory was copied from the libvpx
+git repository using the update.py script. The only changes
+made were those applied by update.py and the addition of
+moz.build and Makefile.in build files for the
+Mozilla build system.
+
+The libvpx git repository is:
+
+    https://gerrit.chromium.org/gerrit/webm/libvpx
+
+The git commit ID used was 2e88f2f2ec777259bda1714e72f1ecd2519bceb5