Introduce PositionAlgorithm<Strategy>::editingPositionOf()

Source/core/editing/iterators/SimplifiedBackwardsTextIterator.cpp

 /*
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2012 Apple Inc. All rights reserved.
  * Copyright (C) 2005 Alexey Proskuryakov.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
@@ skipping 350 matching lines @@
 {
     if (m_positionNode)
         return m_positionEndOffset;
     return m_startOffset;
 }
 
 template <typename Strategy>
 PositionAlgorithm<Strategy> SimplifiedBackwardsTextIteratorAlgorithm<Strategy>::startPosition() const
 {
     if (m_positionNode)
-        return PositionAlgorithm<Strategy>::createLegacyEditingPosition(m_positionNode, m_positionStartOffset);
-    return PositionAlgorithm<Strategy>::createLegacyEditingPosition(m_startNode, m_startOffset);
+        return PositionAlgorithm<Strategy>::editingPositionOf(m_positionNode, m_positionStartOffset);
+    return PositionAlgorithm<Strategy>::editingPositionOf(m_startNode, m_startOffset);
 }
 
 template <typename Strategy>
 PositionAlgorithm<Strategy>SimplifiedBackwardsTextIteratorAlgorithm<Strategy>::endPosition() const
 {
     if (m_positionNode)
-        return PositionAlgorithm<Strategy>::createLegacyEditingPosition(m_positionNode, m_positionEndOffset);
-    return PositionAlgorithm<Strategy>::createLegacyEditingPosition(m_startNode, m_startOffset);
+        return PositionAlgorithm<Strategy>::editingPositionOf(m_positionNode, m_positionEndOffset);
+    return PositionAlgorithm<Strategy>::editingPositionOf(m_startNode, m_startOffset);
 }
 
 template class CORE_TEMPLATE_EXPORT SimplifiedBackwardsTextIteratorAlgorithm<EditingStrategy>;
 template class CORE_TEMPLATE_EXPORT SimplifiedBackwardsTextIteratorAlgorithm<EditingInComposedTreeStrategy>;
 
 
 } // namespace blink