GitLab

Summary of changes available at:
https://chromium.googlesource.com/chromium/blink/+log/a1303a8..de34936

TBR=kbr@chromium.org,yosin@chromium.org

Review URL: https://codereview.chromium.org/943523002

Cr-Commit-Position: refs/heads/master@{#317036}