Move windows specific isFixedPitch to FontPlatformData

Source/core/platform/graphics/chromium/FontPlatformDataChromiumWin.h

 /*
  * Copyright (C) 2006, 2007 Apple Computer, Inc.
  * Copyright (c) 2006, 2007, 2008, 2009, Google 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:
  * 
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
@@ skipping 63 matching lines @@
 #if !ENABLE(GDI_FONTS_ON_WINDOWS)
     void setupPaint(SkPaint*) const;
 #endif
 
     FontPlatformData& operator=(const FontPlatformData&);
 
     bool isHashTableDeletedValue() const { return m_font == hashTableDeletedFontValue(); }
 
     ~FontPlatformData();
 
+    bool isFixedPitch() const;
     HFONT hfont() const { return m_font ? m_font->hfont() : 0; }
     float size() const { return m_size; }
     SkTypeface* typeface() const { return m_typeface; }
     int paintTextFlags() const { return m_paintTextFlags; }
 
     FontOrientation orientation() const { return m_orientation; }
     void setOrientation(FontOrientation orientation) { m_orientation = orientation; }
 
     unsigned hash() const
     {
@@ skipping 62 matching lines @@
     SkTypeface* m_typeface; // cached from m_font
     int m_paintTextFlags; // cached from m_font
 
     mutable SCRIPT_CACHE m_scriptCache;
     mutable SCRIPT_FONTPROPERTIES* m_scriptFontProperties;
 };
 
 } // WebCore
 
 #endif // FontPlatformDataChromiumWin_h