Make non-null VisibleSelections creatable only by createVisibleSelection[Deprecated]

third_party/WebKit/Source/core/editing/commands/EditCommand.cpp

 /*
  * Copyright (C) 2005, 2006, 2007 Apple, 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 73 matching lines @@
         if (EditCommandComposition* composition = compositionIfPossible(command)) {
             DCHECK(command->isTopLevelCommand());
             composition->setEndingSelection(selection);
         }
         command->m_endingSelection = selection;
     }
 }
 
 void EditCommand::setEndingSelection(const VisiblePosition& position)
 {
-    setEndingSelection(VisibleSelection(position));
+    setEndingSelection(createVisibleSelectionDeprecated(position));
 }
 
 bool EditCommand::isRenderedCharacter(const Position& position)
 {
     if (position.isNull())
         return false;
     DCHECK(position.isOffsetInAnchor()) << position;
     if (!position.anchorNode()->isTextNode())
         return false;
 
@@ skipping 23 matching lines @@
 
 DEFINE_TRACE(EditCommand)
 {
     visitor->trace(m_document);
     visitor->trace(m_startingSelection);
     visitor->trace(m_endingSelection);
     visitor->trace(m_parent);
 }
 
 } // namespace blink