▶ OK /html/semantics/embedded-content/the-video-element/intrinsic_sizes.htm
  │   ▶ FAIL [expected PASS] default object size after src is removed
  │   │   → assert_equals: expected "300px" but got "320px"
  │   │ 
  │   │ v.onloadedmetadata</<@http://web-platform.test:8000/html/semantics/embedded-content/the-video-element/intrinsic_sizes.htm:48:20
  │   │ Test.prototype.step@http://web-platform.test:8000/resources/testharness.js:2684:25
  └   └ Test.prototype.step_func_done/<@http://web-platform.test:8000/resources/testharness.js:2759:32