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

third_party/WebKit/Source/core/svg/SVGTextContentElement.cpp

 /*
  * Copyright (C) 2004, 2005, 2007, 2008 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005, 2006, 2007, 2008 Rob Buis <buis@kde.org>
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
@@ skipping 179 matching lines @@
     // Find selection start
     VisiblePosition start = VisiblePosition::firstPositionInNode(const_cast<SVGTextContentElement*>(this));
     for (unsigned i = 0; i < charnum; ++i)
         start = nextPositionOf(start);
 
     // Find selection end
     VisiblePosition end(start);
     for (unsigned i = 0; i < nchars; ++i)
         end = nextPositionOf(end);
 
-    document().frame()->selection().setSelection(VisibleSelection(start, end));
+    document().frame()->selection().setSelection(createVisibleSelectionDeprecated(start, end));
 }
 
 bool SVGTextContentElement::isPresentationAttribute(const QualifiedName& name) const
 {
     if (name.matches(XMLNames::spaceAttr))
         return true;
     return SVGGraphicsElement::isPresentationAttribute(name);
 }
 
 void SVGTextContentElement::collectStyleForPresentationAttribute(const QualifiedName& name, const AtomicString& value, MutableStylePropertySet* style)
@@ skipping 44 matching lines @@
 {
     if (!lineLayoutItem || (!lineLayoutItem.isSVGText() && !lineLayoutItem.isSVGInline()))
         return nullptr;
 
     SVGElement* element = toSVGElement(lineLayoutItem.node());
     ASSERT(element);
     return isSVGTextContentElement(*element) ? toSVGTextContentElement(element) : 0;
 }
 
 } // namespace blink