Currently these new functions are unused and untested, but will be used once
Torque is checked in. They are split off into this separate CL to ease rollback
of Torque if required.

Change-Id: If2b96f342011592ae7cd88a4f6d9a4f2acc3643e
Reviewed-on: https://chromium-review.googlesource.com/998171
Commit-Queue: Daniel Clifford <danno@chromium.org>
Reviewed-by: Igor Sheludko <ishell@chromium.org>
Cr-Commit-Position: refs/heads/master@{#52460}