Revert of Convert remaining RenderSVG* nodes to RenderObject::isChildAllowed

Source/core/svg/SVGAElement.h

 /*
  * Copyright (C) 2004, 2005, 2008 Nikolas Zimmermann <zimmermann@kde.org>
  * Copyright (C) 2004, 2005 Rob Buis <buis@kde.org>
  * Copyright (C) 2007 Eric Seidel <eric@webkit.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.
  *
@@ skipping 38 matching lines @@
     virtual void defaultEventHandler(Event*) OVERRIDE;
 
     virtual bool supportsFocus() const OVERRIDE;
     virtual bool isMouseFocusable() const OVERRIDE;
     virtual bool isKeyboardFocusable() const OVERRIDE;
     virtual bool rendererIsFocusable() const OVERRIDE;
     virtual bool isURLAttribute(const Attribute&) const OVERRIDE;
 
     virtual bool willRespondToMouseClickEvents() OVERRIDE;
 
-    virtual bool childShouldCreateRenderer(const Node& child) const OVERRIDE { return true; }
+    virtual bool childShouldCreateRenderer(const Node& child) const OVERRIDE;
 
     RefPtr<SVGAnimatedString> m_svgTarget;
     RefPtr<SVGAnimatedString> m_href;
     BEGIN_DECLARE_ANIMATED_PROPERTIES(SVGAElement)
         // This declaration used to define a non-virtual "String& target() const" method, that clashes with "virtual String Element::target() const".
         // That's why it has been renamed to "svgTarget", the CodeGenerators take care of calling svgTargetAnimated() instead of targetAnimated(), see CodeGenerator.pm.
     END_DECLARE_ANIMATED_PROPERTIES
 };
 
 } // namespace WebCore
 
 #endif // SVGAElement_h