| features: | |
| - name: autonomous-custom-elements | |
| files: | |
| - Document-importNode.html | |
| - Node-cloneNode.html | |
| - upgrading-enqueue-reactions.html | |
| - upgrading-parser-created-element.html | |
| - name: customized-built-in-elements | |
| files: | |
| - Document-importNode-customized-builtins.html | |
| - Node-cloneNode-customized-builtins.html |