This tests switching an unordered list with a nested list to an ordered list.
| "\n"
| <ol>
|   <li>
|     "<#selection-anchor>hello"
|   "\n    "
|   <ol>
|     "\n    "
|     <li>
|       "world"
|     "\n    "
|   "\n    "
|   <li>
|     "webkit<#selection-focus>"
| "\n"