This is a testharness.js-based test.
Found 2 FAIL, 0 TIMEOUT, 0 NOTRUN.
[FAIL] VideoFrame interface: operation metadata()
assert_own_property: interface prototype object missing non-static operation expected property "metadata" missing
[FAIL] VideoFrame interface: new VideoFrame(makeImageBitmap(32, 16), {timestamp: 100, duration: 33}) must inherit property "metadata()" with the proper type
assert_inherits: property "metadata" not found in prototype chain
Harness: the test ran to completion.