GitLab

Also move it into namespace crosapi.

This is more consistent with our current naming conventions.

Bug: none
Test: compiles
Change-Id: I1859bb7f3afde20aca7cf9dd516d06fd62118883
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2362732Reviewed-by: Erik Chen <erikchen@chromium.org>
Commit-Queue: James Cook <jamescook@chromium.org>
Cr-Commit-Position: refs/heads/master@{#799346}