[only-child-group.html]
  expected:
    if (os == "android") and fission: [ERROR, TIMEOUT]
  [:only-child should match because ::view-transition-group is generated for root element only]
    expected: FAIL

  [:only-child should not match because ::view-transition-group is generated for multiple elements]
    expected: FAIL

  [:only-child should match because ::view-transition-group is generated for sub element only]
    expected: FAIL

  [:only-child should not match because ::view-transition-group is generated for multiple sub elements]
    expected: FAIL