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

Source/core/platform/graphics/mac/FontCustomPlatformData.h

 /*
  * Copyright (C) 2007 Apple Computer, Inc.
  *
  * 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 FontCustomPlatformData_h
 #define FontCustomPlatformData_h
 
 #include <CoreFoundation/CFBase.h>
 #include "core/platform/graphics/FontOrientation.h"
 #include "core/platform/graphics/FontWidthVariant.h"
-#include <wtf/Forward.h>
-#include <wtf/Noncopyable.h>
+#include "wtf/Forward.h"
+#include "wtf/Noncopyable.h"
 
 typedef struct CGFont* CGFontRef;
 typedef UInt32 ATSFontContainerRef;
 typedef UInt32 ATSFontRef;
 class SkTypeface;
 
 namespace WebCore {
 
 class FontPlatformData;
 class SharedBuffer;
@@ skipping 17 matching lines @@
     ATSFontContainerRef m_atsContainer;
     CGFontRef m_cgFont;
     SkTypeface* m_typeface;
 };
 
 FontCustomPlatformData* createFontCustomPlatformData(SharedBuffer*);
 
 }
 
 #endif