Have DOMPatchSupport and DocumentFragment deal with Document references

Source/core/editing/CompositeEditCommand.cpp

Index: Source/core/editing/CompositeEditCommand.cpp
diff --git a/Source/core/editing/CompositeEditCommand.cpp b/Source/core/editing/CompositeEditCommand.cpp
index 0bbc54e7d02accfea87da9a8d53164bcbc3ca072..004f0e3e1da8980e847f726a5be519e76098517a 100644
--- a/Source/core/editing/CompositeEditCommand.cpp
+++ b/Source/core/editing/CompositeEditCommand.cpp
@@ -1178,7 +1178,7 @@ void CompositeEditCommand::moveParagraphs(const VisiblePosition& startOfParagrap
     // FIXME: This is an inefficient way to preserve style on nodes in the paragraph to move. It
     // shouldn't matter though, since moved paragraphs will usually be quite small.
     RefPtr<DocumentFragment> fragment = startOfParagraphToMove != endOfParagraphToMove ?
-        createFragmentFromMarkup(&document(), createMarkup(range.get(), 0, DoNotAnnotateForInterchange, true, DoNotResolveURLs, constrainingAncestor), "") : 0;
+        createFragmentFromMarkup(document(), createMarkup(range.get(), 0, DoNotAnnotateForInterchange, true, DoNotResolveURLs, constrainingAncestor), "") : 0;
 
     // A non-empty paragraph's style is moved when we copy and move it.  We don't move
     // anything if we're given an empty paragraph, but an empty paragraph can have style