GitLab

See https://wpt.fyi/results/fetch/metadata?label=experimental&label=master&aligned.

1. `xslt.tentative.https.sub.html`: delete tests for same-site and cross-site, because these requests are not allowed and has been blocked by browser behavior.

2. `redirect/multiple-redirect-https=downgrade-upgrade.tentative.sub.html` and `redirect/redirect-http-upgrade.tentative.sub.html`: removed from `NeverFixTests` and change the expectation for mode from `nasted-navigate` to `navigate`.

3. `redirect/redirect-https-downgrade.tentative.sub.html`: removed from `NeverFixTests` and change the expectation for Https downgrade script.

Bug: 1024198
Change-Id: Ia0cf0ccc2bef38c4525bebab0a050e7b1de9a5e2
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1912712Reviewed-by: Mike West <mkwst@chromium.org>
Commit-Queue: Yifan Luo <lyf@google.com>
Cr-Commit-Position: refs/heads/master@{#714940}