core/rendering: Include wtf files using "wtf/foo.h" form.

Source/core/rendering/svg/SVGTextLayoutEngineSpacing.cpp

 /*
  * Copyright (C) Research In Motion Limited 2010. 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.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ skipping 12 matching lines @@
 
 #include "core/platform/graphics/Font.h"
 #include "core/rendering/style/SVGRenderStyle.h"
 #include "core/svg/SVGLengthContext.h"
 
 #if ENABLE(SVG_FONTS)
 #include "core/svg/SVGFontData.h"
 #include "core/svg/SVGFontElement.h"
 #include "core/svg/SVGFontFaceElement.h"
 #else
-#include <wtf/UnusedParam.h>
+#include "wtf/UnusedParam.h"
 #endif
 
 namespace WebCore {
 
 SVGTextLayoutEngineSpacing::SVGTextLayoutEngineSpacing(const Font& font)
     : m_font(font)
     , m_lastCharacter(0)
 {
 }
 
@@ skipping 58 matching lines @@
     float spacing = m_font.letterSpacing() + kerning;
     if (currentCharacter && lastCharacter && m_font.wordSpacing()) {
         if (Font::treatAsSpace(currentCharacter) && !Font::treatAsSpace(lastCharacter))
             spacing += m_font.wordSpacing();
     }
 
     return spacing;
 }
 
 }