GitLab

Also added SetUpUserDataDirectory into InProcessBrowserTestMixin

Bug: 952855
Change-Id: I844ea3ed718cea27b74fe36df974defcacbdd958
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1570024Reviewed-by: Toni Baržić <tbarzic@chromium.org>
Reviewed-by: Roman Sorokin [CET] <rsorokin@chromium.org>
Commit-Queue: Roman Sorokin [CET] <rsorokin@chromium.org>
Cr-Commit-Position: refs/heads/master@{#652257}