GitLab

Expand the computation of cross schemeness of same-site contexts to
include CROSS_SITE.

Change-Id: I397fcbc79d62977069e2ec20bcdda027fdd35f9a
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2124546
Commit-Queue: Steven Bingler <bingler@chromium.org>
Reviewed-by: Maksim Orlovich <morlovich@chromium.org>
Reviewed-by: Lily Chen <chlily@chromium.org>
Cr-Commit-Position: refs/heads/master@{#754702}