GitLab

New fields: 'description', 'categories' and 'screenshots'.

Bug: 1146450
Change-Id: I8d104ed2ccc38e67cc84c873026b6f24a82a75b0
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2523178
Commit-Queue: Finnur Thorarinsson <finnur@chromium.org>
Reviewed-by: Dominick Ng <dominickn@chromium.org>
Reviewed-by: Rayan Kanso <rayankans@chromium.org>
Cr-Commit-Position: refs/heads/master@{#826234}