R=bmeurer@chromium.org

Committed: https://crrev.com/5a1e42c039ac3379ebe1e7e34fb8163e1ec1493e
Cr-Commit-Position: refs/heads/master@{#31791}

Review URL: https://codereview.chromium.org/1428203003

Cr-Commit-Position: refs/heads/master@{#31805}