BUG=angle:650
TEST=no behavior change

Change-Id: I3096615a181b1ec2c18ce60566c3d6249975b84e
Reviewed-on: https://chromium-review.googlesource.com/208569Tested-by: Zhenyao Mo <zmo@chromium.org>
Reviewed-by: Jamie Madill <jmadill@chromium.org>