good first issueinfrapriority:backlogtestharness.js
説明
After https://github.com/web-platform-tests/wpt/issues/11120, test-level asserts is the only remaining use of test-level metadata. Example: https://github.com/web-platform-tests/wpt/blob/8bb0b769af8d7a6d245db31c0b6029eb3b7da861/hr-time/monotonic-clock.any.js#L1-L3
https://chromium-review.googlesource.com/c/chromium/src/+/1070155 identified tests that use this and will need updating before the feature is removed:
/css/css-transitions/currentcolor-animation-001.html
/css/css-values/calc-unit-analysis.html
/css/css-variables/test_variable_legal_values.html
/css/cssom/computed-style-001.html
/css/cssom/computed-style-005.html
/css/cssom/inline-style-001.html
/css/cssom/medialist-interfaces-001.html
/css/cssom/medialist-interfaces-002.html
/css/cssom/medialist-interfaces-003.html
/css/cssom/medialist-interfaces-004.html
/css/cssom/style-sheet-interfaces-001.html
/css/cssom/style-sheet-interfaces-002.html
/css/cssom-view/offsetParent_element_test.html
/css/mediaqueries/test_media_queries.html
/hr-time/monotonic-clock.any.js
/navigation-timing/test_document_open.html
/navigation-timing/test_navigate_within_document.html
/navigation-timing/test_navigation_attributes_exist.html
/navigation-timing/test_navigation_redirectCount_none.html
/navigation-timing/test_navigation_type_backforward.html
/navigation-timing/test_navigation_type_enums.html
/navigation-timing/test_navigation_type_reload.html
/navigation-timing/test_no_previous_document.html
/navigation-timing/test_performance_attributes_exist.html
/navigation-timing/test_performance_attributes_exist_in_object.html
/navigation-timing/test_readwrite.html
/navigation-timing/test_timing_attributes_exist.html
/navigation-timing/test_timing_attributes_order.html
/navigation-timing/test_timing_client_redirect.html
/navigation-timing/test_timing_reload.html
/navigation-timing/test_timing_server_redirect.html
/navigation-timing/test_timing_xserver_redirect.html
/navigation-timing/test_unique_performance_objects.html
/requestidlecallback/basic.html
/resource-timing/resource_TAO_cross_origin_redirect_chain.html
/resource-timing/resource_TAO_match_origin.htm
/resource-timing/resource_TAO_match_wildcard.htm
/resource-timing/resource_TAO_multi.htm
/resource-timing/resource_TAO_multi_wildcard.html
/resource-timing/resource_TAO_null.htm
/resource-timing/resource_TAO_origin.htm
/resource-timing/resource_TAO_origin_uppercase.htm
/resource-timing/resource_TAO_space.htm
/resource-timing/resource_TAO_wildcard.htm
/resource-timing/resource_TAO_zero.htm
/resource-timing/resource_cached.htm
/resource-timing/resource_connection_reuse.html
/resource-timing/resource_dynamic_insertion.html
/resource-timing/resource_timing_cross_origin_redirect_chain.html
/user-timing/measure.html
/user-timing/measure_navigation_timing.html
Some false positives due to flakiness is possible.