Import wpt@2c7601a5a656d799aaa3e64f8adc0f31154ec4a8

Using wpt-import in Chromium db450183134eacfd8b877f7c55ada55f52d4dd1f.
With Chromium commits locally applied on WPT:
c4dc34414b "[WPT] Reland Upload a test for sending mouse events with key pressed"
fec827fb2a "Added wpt tests for overscroll customization."
c9077e391a "Restore original tail-processing for ScriptProcessor and AudioWorklet"
d814fafce0 "Check for detached ArrayBuffers in Web Bluetooth writeValue functions"
e90c6ef049 "NG/DL: Implement size containment (and display lock) for NG fieldset algo"
8e9cad0dd4 "Cookies WPTs: Add test coverage for SameSite=None"


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

Directory owners for changes in this CL:
jochen@chromium.org, estark@chromium.org:
  external/wpt/referrer-policy

NOAUTOREVERT=true
TBR=robertma

No-Export: true
Change-Id: Ic4b17b54f8d7400bf8d82f65bfd3bb2dee3ae7b2
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1626644
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@{#662540}
1631 files changed