Import wpt@266361ff3cae6fc6effd7022e24e4b0a9a718180

Using wpt-import in Chromium 0062c42609640f82bd18c180a9114113e1d7da72.
With Chromium commits locally applied on WPT:
14c111075b "Implement `Sec-CH-Lang`"
af3b056c72 "[WPT] [wasm] Add JS-API tests for wasm threads"
df760ab0b2 "Don't skip past auto-height flexboxes in quirks mode."
6cf9dcc6ec "Use testdriver Action API in WPT pointerevent touch tests"
5c3da78ee3 "Revert "Use testdriver Action API in WPT pointerevent touch tests""
c3f6928207 "New wpt tests for absolute position"
36903eed8e "XMLSerializer: Support element prefix rewriting."
646bd88ae5 "domparsing: Apply parse(), serialize(), and XMLNS_URI"


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:
emircan@chromium.org:
  external/wpt/screen-capture

NOAUTOREVERT=true
TBR=kyleju

No-Export: true
Change-Id: I3989b62fee30319bcf017dd776104c2805aad7e3
Reviewed-on: https://chromium-review.googlesource.com/c/1474702
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@{#632572}
3 files changed