Move Glyph related classes to platform/fonts

Source/core/platform/graphics/FontFallbackList.h

 /*
  * Copyright (C) 2006, 2010 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.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Library General Public License for more details.
  *
  * You should have received a copy of the GNU Library General Public License
  * along with this library; see the file COPYING.LIB.  If not, write to
  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  * Boston, MA 02110-1301, USA.
  *
  */
 
 #ifndef FontFallbackList_h
 #define FontFallbackList_h
 
 #include "core/platform/graphics/SimpleFontData.h"
-#include "core/platform/graphics/WidthCache.h"
 #include "platform/fonts/FontSelector.h"
+#include "platform/fonts/WidthCache.h"
 #include "wtf/Forward.h"
 #include "wtf/MainThread.h"
 
 namespace WebCore {
 
 class Font;
 class GlyphPageTreeNode;
 class GraphicsContext;
 class IntRect;
 class FontDescription;
@@ skipping 74 matching lines @@
     unsigned short m_generation;
     mutable unsigned m_pitch : 3; // Pitch
     mutable bool m_loadingCustomFonts : 1;
 
     friend class Font;
 };
 
 }
 
 #endif