GitLab

Intent to Deprecate and Remove:
https://groups.google.com/a/chromium.org/d/msg/blink-dev/m4DNZbLMkRo/9fzhqNwqBQAJ

BUG=698163
R=guidou@chromium.org

Review-Url: https://codereview.chromium.org/2823833002
Cr-Commit-Position: refs/heads/master@{#464948}