createFragmentFromMarkupWithContext() should use EphemeralRange.

third_party/WebKit/Source/core/editing/serializers/Serialization.cpp

 /*
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights
  * reserved.
  * Copyright (C) 2008, 2009, 2010, 2011 Google Inc. All rights reserved.
  * Copyright (C) 2011 Igalia S.L.
  * Copyright (C) 2011 Motorola Mobility. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
@@ skipping 390 matching lines @@
                                    nodeAfterContext))
     return nullptr;
 
   Document* taggedDocument = Document::create();
   taggedDocument->setContextFeatures(document.contextFeatures());
 
   Element* root = Element::create(QualifiedName::null(), taggedDocument);
   root->appendChild(taggedFragment);
   taggedDocument->appendChild(root);
 
-  Range* range = Range::create(
-      *taggedDocument,
+  const EphemeralRange range(
       Position::afterNode(nodeBeforeContext).parentAnchoredEquivalent(),
       Position::beforeNode(nodeAfterContext).parentAnchoredEquivalent());
 
-  Node* commonAncestor = range->commonAncestorContainer();
+  Node* commonAncestor = range.commonAncestorContainer();
   HTMLElement* specialCommonAncestor =
       ancestorToRetainStructureAndAppearanceWithNoLayoutObject(commonAncestor);
 
   // When there's a special common ancestor outside of the fragment, we must
   // include it as well to preserve the structure and appearance of the
   // fragment. For example, if the fragment contains TD, we need to include the
   // enclosing TABLE tag as well.
   DocumentFragment* fragment = DocumentFragment::create(document);
   if (specialCommonAncestor)
     fragment->appendChild(specialCommonAncestor);
@@ skipping 328 matching lines @@
   textNode->appendData(textNext->data());
   if (textNext->parentNode())  // Might have been removed by mutation event.
     textNext->remove(exceptionState);
 }
 
 template class CORE_TEMPLATE_EXPORT CreateMarkupAlgorithm<EditingStrategy>;
 template class CORE_TEMPLATE_EXPORT
     CreateMarkupAlgorithm<EditingInFlatTreeStrategy>;
 
 }  // namespace blink