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

third_party/WebKit/Source/core/editing/SelectionModifier.cpp

 /*
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010 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 569 matching lines @@
 
     // Some of the above operations set an xPosForVerticalArrowNavigation.
     // Setting a selection will clear it, so save it to possibly restore later.
     // Note: the START position type is arbitrary because it is unused, it would be
     // the requested position type if there were no xPosForVerticalArrowNavigation set.
     LayoutUnit x = lineDirectionPointForBlockDirectionNavigation(START);
     m_selection.setIsDirectional(shouldAlwaysUseDirectionalSelection(frame()) || alter == FrameSelection::AlterationExtend);
 
     switch (alter) {
     case FrameSelection::AlterationMove:
-        m_selection = VisibleSelection(position, m_selection.isDirectional());
+        m_selection = createVisibleSelectionDeprecated(position, m_selection.isDirectional());
         break;
     case FrameSelection::AlterationExtend:
 
         if (!m_selection.isCaret()
             && (granularity == WordGranularity || granularity == ParagraphGranularity || granularity == LineGranularity)
             && frame() && !frame()->editor().behavior().shouldExtendSelectionByWordOrLineAcrossCaret()) {
             // Don't let the selection go across the base position directly. Needed to match mac
             // behavior when, for instance, word-selecting backwards starting with the caret in
             // the middle of a word and then word-selecting forward, leaving the caret in the
             // same place where it was, instead of directly selecting to the end of the word.
@@ skipping 89 matching lines @@
             lastY = nextY;
             result = next;
         }
     }
 
     if (result.isNull())
         return false;
 
     switch (alter) {
     case FrameSelection::AlterationMove:
-        m_selection = VisibleSelection(result, m_selection.isDirectional());
+        m_selection = createVisibleSelectionDeprecated(result, m_selection.isDirectional());
         break;
     case FrameSelection::AlterationExtend:
         m_selection.setExtent(result);
         break;
     }
 
     m_selection.setIsDirectional(shouldAlwaysUseDirectionalSelection(frame()) || alter == FrameSelection::AlterationExtend);
 
     return true;
 }
@@ skipping 60 matching lines @@
     return x;
 }
 
 DEFINE_TRACE(SelectionModifier)
 {
     visitor->trace(m_frame);
     visitor->trace(m_selection);
 }
 
 } // namespace blink