Import wpt@63c3dbd1a25f93b16ef771a379db261c2bc49058

Using wpt-import in Chromium 841beecf.
With Chromium commits locally applied on WPT:
d0ad7cf8 "UpgradeInsecureRequest: Add WPTs for static-import in dedicated/shared workers"
29baa8ce "[css-filters] Migrate effect-reference-image-hw.html to WPT"
c53a40f4 "Update size.attributes.parse.trailingjunk"
162244b5 "[css-filters] Move multiple-references-id-mutate-crash-2.html to WPT"
f33018d0 "Handle k-rate AudioParam inputs for OscillatorNode"
6ddc6aba "Fix flakiness in FCP-only tests"


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=raphael.kubo.da.costa

No-Export: true
Change-Id: I7da21102250a6ce11be051aaeec3c8903e3523c6
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2144514Reviewed-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@{#758086}

third_party/blink/web_tests/external/wpt/event-timing/idlharness.any-expected.txt

+This is a testharness.js-based test.
+PASS idl_test setup
+PASS idl_test validation
+PASS Partial interface Performance: original interface defined
+PASS Partial interface Performance: valid exposure set
+PASS Partial interface Performance: member names are unique
+PASS Partial interface Performance[2]: member names are unique
+PASS PerformanceEventTiming interface: existence and properties of interface object
+PASS PerformanceEventTiming interface object length
+PASS PerformanceEventTiming interface object name
+PASS PerformanceEventTiming interface: existence and properties of interface prototype object
+PASS PerformanceEventTiming interface: existence and properties of interface prototype object's "constructor" property
+PASS PerformanceEventTiming interface: existence and properties of interface prototype object's @@unscopables property
+PASS PerformanceEventTiming interface: attribute processingStart
+PASS PerformanceEventTiming interface: attribute processingEnd
+PASS PerformanceEventTiming interface: attribute cancelable
+FAIL PerformanceEventTiming interface: attribute target assert_true: The prototype object must have a property "target" expected true got false
+PASS PerformanceEventTiming interface: operation toJSON()
+PASS EventCounts interface: existence and properties of interface object
+PASS EventCounts interface object length
+PASS EventCounts interface object name
+PASS EventCounts interface: existence and properties of interface prototype object
+PASS EventCounts interface: existence and properties of interface prototype object's "constructor" property
+PASS EventCounts interface: existence and properties of interface prototype object's @@unscopables property
+PASS Performance interface: attribute eventCounts
+PASS Performance interface: performance must inherit property "eventCounts" with the proper type
+Harness: the test ran to completion.
+

third_party/blink/web_tests/external/wpt/interfaces/event-timing.idl

@@ -8,6 +8,7 @@ interface PerformanceEventTiming : PerformanceEntry {
     readonly attribute DOMHighResTimeStamp processingStart;
     readonly attribute DOMHighResTimeStamp processingEnd;
     readonly attribute boolean cancelable;
+    readonly attribute Node? target;
     [Default] object toJSON();
 };