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This is a no-op. All that is done is to separate DFM and ArCore install
into a separate class and call the install API from consent dialog instead
of from ArCoreDevice.

Bug: 907591
Change-Id: I742db94cf896a4955d4de1938d7323d19a04664e
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1694401Reviewed-by: Michael Thiessen <mthiesse@chromium.org>
Reviewed-by: Tibor Goldschwendt <tiborg@chromium.org>
Reviewed-by: Piotr Bialecki <bialpio@chromium.org>
Commit-Queue: Suman Kancherla <sumankancherla@chromium.org>
Cr-Commit-Position: refs/heads/master@{#676543}