[vr] Add GVR's LegacyVrParamsProvider

We have seen a number of crashes that are due to that class not being
available.

Bug: 913413
Change-Id: I59e0e2e22bc0f5ada1aaf47d4271816cd010bd56
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1531110
Commit-Queue: Tibor Goldschwendt <tiborg@chromium.org>
Commit-Queue: Michael Thiessen <mthiesse@chromium.org>
Auto-Submit: Tibor Goldschwendt <tiborg@chromium.org>
Reviewed-by: Michael Thiessen <mthiesse@chromium.org>
Cr-Commit-Position: refs/heads/master@{#642143}
1 file changed