Remove font subpixel positioning flag

third_party/WebKit/Source/platform/fonts/FontPlatformData.h

 /*
  * Copyright (c) 2006, 2007, 2008, 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.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 66 matching lines @@
     // from the 0 one (created with the empty constructor), so we can't just
     // set everything to 0.
     FontPlatformData(WTF::HashTableDeletedValueType);
     FontPlatformData();
     FontPlatformData(const FontPlatformData&);
     FontPlatformData(float size, bool syntheticBold, bool syntheticItalic, FontOrientation = FontOrientation::Horizontal);
     FontPlatformData(const FontPlatformData& src, float textSize);
 #if OS(MACOSX)
     FontPlatformData(NSFont*, float size, bool syntheticBold = false, bool syntheticItalic = false, FontOrientation = FontOrientation::Horizontal);
 #endif
-    FontPlatformData(PassRefPtr<SkTypeface>, const char* name, float textSize, bool syntheticBold, bool syntheticItalic, FontOrientation = FontOrientation::Horizontal, bool subpixelTextPosition = defaultUseSubpixelPositioning());
+    FontPlatformData(PassRefPtr<SkTypeface>, const char* name, float textSize, bool syntheticBold, bool syntheticItalic, FontOrientation = FontOrientation::Horizontal);
     ~FontPlatformData();
 
 #if OS(MACOSX)
     CTFontRef ctFont() const;
     CGFontRef cgFont() const;
 #endif
 
     String fontFamilyName() const;
     float size() const { return m_textSize; }
     bool syntheticBold() const { return m_syntheticBold; }
@@ skipping 40 matching lines @@
     int paintTextFlags() const { return m_paintTextFlags; }
 #else
     static void setHinting(SkPaint::Hinting);
     static void setAutoHint(bool);
     static void setUseBitmaps(bool);
     static void setAntiAlias(bool);
     static void setSubpixelRendering(bool);
 #endif
 
 private:
-    bool static defaultUseSubpixelPositioning();
 #if !OS(MACOSX)
-    void querySystemForRenderStyle(bool useSkiaSubpixelPositioning);
+    void querySystemForRenderStyle();
 #endif
 
     RefPtr<SkTypeface> m_typeface;
 #if !OS(WIN)
     CString m_family;
 #endif
 
 public:
     float m_textSize;
     bool m_syntheticBold;
     bool m_syntheticItalic;
     FontOrientation m_orientation;
 private:
 #if !OS(MACOSX)
     FontRenderStyle m_style;
 #endif
 
     mutable RefPtr<HarfBuzzFace> m_harfBuzzFace;
     bool m_isHashTableDeletedValue;
 #if OS(WIN)
     int m_paintTextFlags;
-    bool m_useSubpixelPositioning;
     unsigned m_minSizeForAntiAlias;
     float m_minSizeForSubpixel;
 #endif
 };
 
 } // namespace blink
 
 #endif // ifdef FontPlatformData_h