Move makeRange() with VisiblePosition to EditingUtilities.cpp from VisiblePosition.cpp

Source/core/editing/VisiblePosition.cpp

 /*
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
  * Portions Copyright (c) 2011 Motorola Mobility, Inc.  All rights reserved.
  *
  * 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 754 matching lines @@
     m_deepPosition.formatForDebugger(buffer, length);
 }
 
 void VisiblePosition::showTreeForThis() const
 {
     m_deepPosition.showTreeForThis();
 }
 
 #endif
 
-EphemeralRange makeRange(const VisiblePosition &start, const VisiblePosition &end)
-{
-    if (start.isNull() || end.isNull())
-        return EphemeralRange();
-
-    Position s = start.deepEquivalent().parentAnchoredEquivalent();
-    Position e = end.deepEquivalent().parentAnchoredEquivalent();
-    if (s.isNull() || e.isNull())
-        return EphemeralRange();
-
-    return EphemeralRange(s, e);
-}
-
 DEFINE_TRACE(VisiblePosition)
 {
     visitor->trace(m_deepPosition);
 }
 
 } // namespace blink
 
 #ifndef NDEBUG
 
 void showTree(const blink::VisiblePosition* vpos)
 {
     if (vpos)
         vpos->showTreeForThis();
     else
         fprintf(stderr, "Cannot showTree for (nil) VisiblePosition.\n");
 }
 
 void showTree(const blink::VisiblePosition& vpos)
 {
     vpos.showTreeForThis();
 }
 
 #endif