This is a testharness.js-based test.
[FAIL] Upgrade into autonomous custom element when inserted via innerHTML
Illegal constructor
[FAIL] Upgrade into autonomous custom element when definition is added
Illegal constructor
[FAIL] Upgrade into customized built-in element when inserted via innerHTML
Illegal constructor
[FAIL] Upgrade into customized built-in element when definition is added
Illegal constructor
[FAIL] Upgrade into autonomous custom element should not inherit from global registry for missing values
Illegal constructor
Harness: the test ran to completion.