Import wpt@5aa2338912de01de0eeef37e3cf5626cfe25a0f3

Using wpt-import in Chromium 6740cd70.

Note to sheriffs: This CL imports external tests and adds
expectations for those tests; if this CL is large and causes
a few new failures, please fix the failures by adding new
lines to TestExpectations rather than reverting. See:
https://chromium.googlesource.com/chromium/src/+/master/docs/testing/web_platform_tests.md

NOAUTOREVERT=true
TBR=lpz@google.com

No-Export: true
Cq-Include-Trybots: luci.chromium.try:linux-wpt-identity-fyi-rel,linux-wpt-payments-fyi-rel
Change-Id: I56d238e667cf29b7602413e1ab91dc8c1534e699
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2461637


Reviewed-by: WPT Autoroller <wpt-autoroller@chops-service-accounts.iam.gserviceaccount.com>
Commit-Queue: WPT Autoroller <wpt-autoroller@chops-service-accounts.iam.gserviceaccount.com>
Cr-Commit-Position: refs/heads/master@{#815451}