Remove some childTypeAllowed implementations

Source/core/dom/Text.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
  *
  * 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 331 matching lines @@
     if (!textRenderer || !textRendererIsNeeded(*textRenderer->style(), *textRenderer->parent())) {
         lazyReattachIfAttached();
         // FIXME: Editing should be updated so this is not neccesary.
         if (recalcStyleBehavior == DeprecatedRecalcStyleImmediatlelyForEditing)
             document().updateStyleIfNeeded();
         return;
     }
     textRenderer->setTextWithOffset(dataImpl(), offsetOfReplacedData, lengthOfReplacedData);
 }
 
-bool Text::childTypeAllowed(NodeType) const
-{
-    return false;
-}
-
 PassRefPtr<Text> Text::cloneWithData(const String& data)
 {
     return create(document(), data);
 }
 
 #ifndef NDEBUG
 void Text::formatForDebugger(char *buffer, unsigned length) const
 {
     StringBuilder result;
     String s;
 
     result.append(nodeName());
 
     s = data();
     if (s.length() > 0) {
         if (result.length())
             result.appendLiteral("; ");
         result.appendLiteral("value=");
         result.append(s);
     }
 
     strncpy(buffer, result.toString().utf8().data(), length - 1);
 }
 #endif
 
 } // namespace WebCore