Import wpt@2d0f68b3c512b4ba268b09fac224830f866a5720

Using wpt-import in Chromium c71812f1007dae45bce45b451c384bf9c0dbd356.

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:
hbos@chromium.org, hta@chromium.org:
  external/wpt/webrtc

NOAUTOREVERT=true
TBR=robertma

No-Export: true
Change-Id: I379fefc2dcbcf7082675a8eced0893890f23b0ef
Reviewed-on: https://chromium-review.googlesource.com/c/1367132
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@{#614627}
5 files changed