Remove duplicated headers from core/

Source/core/css/CSSFontFaceSource.cpp

 /*
  * Copyright (C) 2007, 2008, 2010, 2011 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 12 matching lines @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "config.h"
 #include "core/css/CSSFontFaceSource.h"
 
 #include "RuntimeEnabledFeatures.h"
 #include "core/css/CSSCustomFontData.h"
 #include "core/css/CSSFontFace.h"
 #include "core/css/CSSFontSelector.h"
-#include "core/fetch/FontResource.h"
 #include "core/platform/graphics/FontCache.h"
 #include "core/platform/graphics/SimpleFontData.h"
 #include "platform/fonts/FontDescription.h"
 #include "public/platform/Platform.h"
 #include "wtf/CurrentTime.h"
 
 #if ENABLE(SVG_FONTS)
 #include "SVGNames.h"
 #include "core/svg/SVGFontData.h"
 #include "core/svg/SVGFontElement.h"
@@ skipping 273 matching lines @@
     if (size < 50 * 1024)
         return "WebFont.DownloadTime.1.10KBTo50KB";
     if (size < 100 * 1024)
         return "WebFont.DownloadTime.2.50KBTo100KB";
     if (size < 1024 * 1024)
         return "WebFont.DownloadTime.3.100KBTo1MB";
     return "WebFont.DownloadTime.4.Over1MB";
 }
 
 }