GitLab

Summary of changes available at:
https://chromium.googlesource.com/chromium/blink/+log/46b16a4..9e49999

Sheriffs: In case of breakage, do NOT revert this roll, revert the
offending commit in the blink repository instead.

NOTRY=true
TBR=alph@chromium.org,eae@chromium.org

Review URL: https://codereview.chromium.org/1321293004

Cr-Commit-Position: refs/heads/master@{#347854}