Nice side-effect of this change is simplifying the code.

Also added regression test coverage.

Bug: 570091
Change-Id: I470e9efc319632f997b02d210483988c17a7d3c8
Reviewed-on: https://chromium-review.googlesource.com/600369Reviewed-by: Michael Moss <mmoss@chromium.org>
Reviewed-by: Dirk Pranke <dpranke@chromium.org>
Commit-Queue: Paweł Hajdan Jr. <phajdan.jr@chromium.org>