Replace ENABLE_OPENTYPE_VERTICAL implementation with HarfBuzz

Source/platform/fonts/mac/FontPlatformDataMac.mm

 /*
  * This file is part of the internal font implementation.
  *
  * Copyright (C) 2006, 2007, 2008, 2009, 2010 Apple Inc. All rights reserved.
  * Copyright (c) 2010 Google 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.
@@ skipping 20 matching lines @@
 #include "platform/LayoutTestSupport.h"
 #include "platform/RuntimeEnabledFeatures.h"
 #include "platform/fonts/Font.h"
 #import "platform/fonts/shaping/HarfBuzzFace.h"
 #include "third_party/skia/include/ports/SkTypeface_mac.h"
 
 
 
 namespace blink {
 
-unsigned FontPlatformData::hash() const
-{
-    ASSERT(m_font || !m_cgFont);
-    uintptr_t hashCodes[2] = { (uintptr_t)m_font, static_cast<uintptr_t>(m_isHashTableDeletedValue << 3 | m_orientation << 2 | m_syntheticBold << 1 | m_syntheticItalic) };
-    return StringHasher::hashMemory<sizeof(hashCodes)>(hashCodes);
-}
-
 void FontPlatformData::setupPaint(SkPaint* paint, GraphicsContext*, const Font* font) const
 {
     bool shouldSmoothFonts = true;
     bool shouldAntialias = true;
 
     if (font) {
         switch (font->fontDescription().fontSmoothing()) {
         case Antialiased:
             shouldSmoothFonts = false;
             break;
@@ skipping 214 matching lines @@
         else
             fontDescriptor = cascadeToLastResortFontDescriptor();
         m_CTFont.adoptCF(CTFontCreateCopyWithAttributes(m_CTFont.get(), m_textSize, 0, fontDescriptor));
     } else
         m_CTFont.adoptCF(CTFontCreateWithGraphicsFont(m_cgFont.get(), m_textSize, 0, cascadeToLastResortFontDescriptor()));
 
     return m_CTFont.get();
 }
 
 } // namespace blink