Convert SVG <text> and descendants to use RenderObject::isChildAllowed

Source/core/svg/SVGTextElement.cpp

 /*
  * Copyright (C) 2004, 2005, 2007, 2008 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005, 2006, 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 51 matching lines @@
     if (transform)
         return *transform * matrix;
     return matrix;
 }
 
 RenderObject* SVGTextElement::createRenderer(RenderStyle*)
 {
     return new RenderSVGText(this);
 }
 
-bool SVGTextElement::childShouldCreateRenderer(const Node& child) const
-{
-    if (child.isTextNode()
-        || child.hasTagName(SVGNames::aTag)
-#if ENABLE(SVG_FONTS)
-        || child.hasTagName(SVGNames::altGlyphTag)
-#endif
-        || child.hasTagName(SVGNames::textPathTag)
-        || child.hasTagName(SVGNames::tspanTag))
-        return true;
-
-    return false;
 }
-
-}