GitLab

As suggested by thepudds in CL 183630.

Also adjust the paragraph to harmonize the transitions between the
newly-adjacent paragraphs.

Change-Id: Ie85abea946db81804c1995d27be4951d5db6b812
Reviewed-on: https://go-review.googlesource.com/c/go/+/183918

Reviewed-by: Jay Conrod <jayconrod@google.com>