Remove UnusedParam.h

Source/core/rendering/RenderTreeAsText.cpp

 /*
  * Copyright (C) 2004, 2006, 2007 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 41 matching lines @@
 #include "core/rendering/RenderWidget.h"
 #include "core/rendering/svg/RenderSVGContainer.h"
 #include "core/rendering/svg/RenderSVGGradientStop.h"
 #include "core/rendering/svg/RenderSVGImage.h"
 #include "core/rendering/svg/RenderSVGInlineText.h"
 #include "core/rendering/svg/RenderSVGPath.h"
 #include "core/rendering/svg/RenderSVGRoot.h"
 #include "core/rendering/svg/RenderSVGText.h"
 #include "core/rendering/svg/SVGRenderTreeAsText.h"
 #include "wtf/HexNumber.h"
-#include "wtf/UnusedParam.h"
 #include "wtf/Vector.h"
 #include "wtf/unicode/CharacterNames.h"
 
 namespace WebCore {
 
 using namespace HTMLNames;
 
 static void printBorderStyle(TextStream& ts, const EBorderStyle borderStyle)
 {
     switch (borderStyle) {
@@ skipping 781 matching lines @@
     element->document().updateLayout();
 
     RenderObject* renderer = element->renderer();
     if (!renderer || !renderer->isListItem())
         return String();
 
     return toRenderListItem(renderer)->markerText();
 }
 
 } // namespace WebCore