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The API has been proposed by crbug.com/876800

Bug: 877238
Change-Id: Ic3ad7466d4bff95d8626e8339e13799545bf3f50
Reviewed-on: https://chromium-review.googlesource.com/1187514
Commit-Queue: Owen Min <zmin@chromium.org>
Reviewed-by: Devlin <rdevlin.cronin@chromium.org>
Reviewed-by: Georges Khalil <georgesak@chromium.org>
Cr-Commit-Position: refs/heads/master@{#588161}