GitLab

This CL cleans experimental_flags so it reflects its purpose.

Bug: none
Change-Id: I1202e08c4d17e634d32719aefe078d0755298d0f
Reviewed-on: https://chromium-review.googlesource.com/c/1478790
Commit-Queue: Gauthier Ambard <gambard@chromium.org>
Reviewed-by: Eric Noyau <noyau@chromium.org>
Cr-Commit-Position: refs/heads/master@{#634166}