Make VisiblePosition constructor private

Source/core/editing/VisibleSelection.h

 /*
  * Copyright (C) 2004 Apple Computer, 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
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 112 matching lines @@
 
     Position base() const { return m_base; }
     Position extent() const { return m_extent; }
     Position start() const { return m_start; }
     Position end() const { return m_end; }
     PositionInComposedTree baseInComposedTree() const;
     PositionInComposedTree extentInComposedTree() const;
     PositionInComposedTree startInComposedTree() const;
     PositionInComposedTree endInComposedTree() const;
 
-    VisiblePosition visibleStart() const { return VisiblePosition(m_start, isRange() ? TextAffinity::Downstream : affinity()); }
-    VisiblePosition visibleEnd() const { return VisiblePosition(m_end, isRange() ? TextAffinity::Upstream : affinity()); }
-    VisiblePosition visibleBase() const { return VisiblePosition(m_base, isRange() ? (isBaseFirst() ? TextAffinity::Upstream : TextAffinity::Downstream) : affinity()); }
-    VisiblePosition visibleExtent() const { return VisiblePosition(m_extent, isRange() ? (isBaseFirst() ? TextAffinity::Downstream : TextAffinity::Upstream) : affinity()); }
+    VisiblePosition visibleStart() const { return createVisiblePosition(m_start, isRange() ? TextAffinity::Downstream : affinity()); }
+    VisiblePosition visibleEnd() const { return createVisiblePosition(m_end, isRange() ? TextAffinity::Upstream : affinity()); }
+    VisiblePosition visibleBase() const { return createVisiblePosition(m_base, isRange() ? (isBaseFirst() ? TextAffinity::Upstream : TextAffinity::Downstream) : affinity()); }
+    VisiblePosition visibleExtent() const { return createVisiblePosition(m_extent, isRange() ? (isBaseFirst() ? TextAffinity::Downstream : TextAffinity::Upstream) : affinity()); }
 
     bool isNone() const { return selectionType() == NoSelection; }
     bool isCaret() const { return selectionType() == CaretSelection; }
     bool isRange() const { return selectionType() == RangeSelection; }
     bool isCaretOrRange() const { return selectionType() != NoSelection; }
     bool isNonOrphanedRange() const { return isRange() && !start().isOrphan() && !end().isOrphan(); }
     bool isNonOrphanedCaretOrRange() const { return isCaretOrRange() && !start().isOrphan() && !end().isOrphan(); }
     static SelectionType selectionType(const Position& start, const Position& end);
     static SelectionType selectionType(const PositionInComposedTree& start, const PositionInComposedTree& end);
 
@@ skipping 109 matching lines @@
 
 } // namespace blink
 
 #ifndef NDEBUG
 // Outside the WebCore namespace for ease of invocation from gdb.
 void showTree(const blink::VisibleSelection&);
 void showTree(const blink::VisibleSelection*);
 #endif
 
 #endif // VisibleSelection_h