Range.cloneContents should throw a HierarchyRequestError when the range contains a DocType node as specified in https://dom.spec.whatwg.org/#concept-range-clone This bug was found by the newly added LayoutTests/http/tests/w3c/dom/ranges/Range-cloneContents.html
<rdar://problem/22570898>
Created attachment 261667 [details] Patch
Comment on attachment 261667 [details] Patch Clearing flags on attachment: 261667 Committed r190067: <http://trac.webkit.org/changeset/190067>
All reviewed patches have been landed. Closing bug.