The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/fc5b1888a3dc82b2f267053a4961f09af3a20343

commit fc5b1888a3dc82b2f267053a4961f09af3a20343
Author: flim <flim@chromium.org>
Date: Wed Nov 22 16:45:19 2017

[opus] Apply patch to fix building with neon on aarch64

https://git.xiph.org/?p=opus.git;a=commitdiff;h=46560534fcb5710a894a341c2f9526db58fd7087

Bug:  787616 
Change-Id: Id67b938d7894ded2fce2b76d77aceff92d52c6d1
Reviewed-on: https://chromium-review.googlesource.com/783814
Reviewed-by: Henrik Andreasson <henrika@chromium.org>
Commit-Queue: Felicia Lim <flim@chromium.org>
Cr-Commit-Position: refs/heads/master@{#518655}
[modify] https://crrev.com/fc5b1888a3dc82b2f267053a4961f09af3a20343/third_party/opus/README.chromium
[modify] https://crrev.com/fc5b1888a3dc82b2f267053a4961f09af3a20343/third_party/opus/src/include/opus_types.h