Always use original ascent/descent for FontMetrics::floatAscent|floatDescent

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

 /*
  * Copyright (C) 2000 Lars Knoll (knoll@kde.org)
  *           (C) 2000 Antti Koivisto (koivisto@kde.org)
  *           (C) 2000 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights
  * reserved.
  * Copyright (C) 2007 Nicholas Shanks <webkit@nickshanks.com>
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
@@ skipping 283 matching lines @@
 
   TypesettingFeatures getTypesettingFeatures() const {
     return static_cast<TypesettingFeatures>(m_fields.m_typesettingFeatures);
   }
 
   static void setSubpixelPositioning(bool b) {
     s_useSubpixelTextPositioning = b;
   }
   static bool subpixelPositioning() { return s_useSubpixelTextPositioning; }
 
-  void setSubpixelAscentDescent(bool sp) const {
-    m_fields.m_subpixelAscentDescent = sp;
-  }
-
-  bool subpixelAscentDescent() const {
-    return m_fields.m_subpixelAscentDescent;
-  }
-
   static void setDefaultTypesettingFeatures(TypesettingFeatures);
   static TypesettingFeatures defaultTypesettingFeatures();
 
   unsigned styleHashWithoutFamilyList() const;
   // TODO(drott): We should not expose internal structure here, but rather
   // introduce a hash function here.
   unsigned bitmapFields() const { return m_fieldsAsUnsigned.parts[0]; }
   unsigned auxiliaryBitmapFields() const { return m_fieldsAsUnsigned.parts[1]; }
 
   SkFontStyle skiaFontStyle() const;
@@ skipping 52 matching lines @@
     // values for <font>).
     unsigned m_keywordSize : 4;
 
     unsigned m_fontSmoothing : 2;  // FontSmoothingMode
     unsigned m_textRendering : 2;  // TextRenderingMode
     unsigned m_syntheticBold : 1;
     unsigned m_syntheticItalic : 1;
     unsigned m_subpixelTextPosition : 1;
     unsigned m_typesettingFeatures : 3;
     unsigned m_variantNumeric : 8;
-    mutable unsigned m_subpixelAscentDescent : 1;
   };
 
   static_assert(sizeof(BitFields) == sizeof(FieldsAsUnsignedType),
                 "Mapped bitfield datatypes must have identical size.");
   union {
     BitFields m_fields;
     FieldsAsUnsignedType m_fieldsAsUnsigned;
   };
 
   static TypesettingFeatures s_defaultTypesettingFeatures;
 
   static bool s_useSubpixelTextPositioning;
 };
 
 }  // namespace blink
 
 #endif