GitLab

Switches to using the windows format of the smb url (\\server\share) rather
than the smb://server/share format since it's more familiar to users.

Bug: chromium:889289
Change-Id: Ic9118980e05cf367b4049b426313408316472006
Reviewed-on: https://chromium-review.googlesource.com/c/1256112
Commit-Queue: Bailey Berro <baileyberro@chromium.org>
Reviewed-by: Scott Chen <scottchen@chromium.org>
Cr-Commit-Position: refs/heads/master@{#596385}