firefox/testing/web-platform/meta/editing/other/select-all-and-delete-in-html-element-having-contenteditable.html.ini

[select-all-and-delete-in-html-element-having-contenteditable.html]
  [getSelection().selectAllChildren(document.documentElement), then, Backspace]
    expected: FAIL

  [getSelection().selectAllChildren(document.documentElement), then, Delete]
    expected: FAIL

  [getSelection().selectAllChildren(document.documentElement), then, execCommand("forwarddelete")]
    expected: FAIL

  [getSelection().selectAllChildren(document.documentElement), then, execCommand("delete")]
    expected: FAIL