Replace ENABLE_OPENTYPE_VERTICAL implementation with HarfBuzz

Source/platform/fonts/FontCache.cpp

 /*
  * Copyright (C) 2006, 2008 Apple Inc. All rights reserved.
  * Copyright (C) 2007 Nicholas Shanks <webkit@nickshanks.com>
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
@@ skipping 96 matching lines @@
             FontFaceCreationParams createByAlternateFamily(alternateName);
             result = getFontPlatformData(fontDescription, createByAlternateFamily, true);
         }
         if (result)
             gFontPlatformDataCache->set(key, adoptPtr(new FontPlatformData(*result))); // Cache the result under the old name.
     }
 
     return result;
 }
 
-#if ENABLE(OPENTYPE_VERTICAL)
 typedef HashMap<FontCache::FontFileKey, RefPtr<OpenTypeVerticalData>, IntHash<FontCache::FontFileKey>, UnsignedWithZeroKeyHashTraits<FontCache::FontFileKey> > FontVerticalDataCache;
 
 FontVerticalDataCache& fontVerticalDataCacheInstance()
 {
     DEFINE_STATIC_LOCAL(FontVerticalDataCache, fontVerticalDataCache, ());
     return fontVerticalDataCache;
 }
 
 PassRefPtr<OpenTypeVerticalData> FontCache::getVerticalData(const FontFileKey& key, const FontPlatformData& platformData)
 {
     FontVerticalDataCache& fontVerticalDataCache = fontVerticalDataCacheInstance();
     FontVerticalDataCache::iterator result = fontVerticalDataCache.find(key);
     if (result != fontVerticalDataCache.end())
         return result.get()->value;
 
     RefPtr<OpenTypeVerticalData> verticalData = OpenTypeVerticalData::create(platformData);
     if (!verticalData->isOpenType())
         verticalData.clear();
     fontVerticalDataCache.set(key, verticalData);
     return verticalData;
 }
-#endif
 
 static FontDataCache* gFontDataCache = 0;
 
 PassRefPtr<SimpleFontData> FontCache::getFontData(const FontDescription& fontDescription, const AtomicString& family, bool checkingAlternateName, ShouldRetain shouldRetain)
 {
     if (FontPlatformData* platformData = getFontPlatformData(fontDescription, FontFaceCreationParams(adjustFamilyNameToAvoidUnsupportedFonts(family)), checkingAlternateName))
         return fontDataFromFontPlatformData(platformData, shouldRetain);
 
     return nullptr;
 }
@@ skipping 39 matching lines @@
     FontPlatformDataCache::iterator platformDataEnd = gFontPlatformDataCache->end();
     for (FontPlatformDataCache::iterator platformData = gFontPlatformDataCache->begin(); platformData != platformDataEnd; ++platformData) {
         if (platformData->value && !gFontDataCache->contains(platformData->value.get()))
             keysToRemove.append(platformData->key);
     }
     gFontPlatformDataCache->removeAll(keysToRemove);
 }
 
 static inline void purgeFontVerticalDataCache()
 {
-#if ENABLE(OPENTYPE_VERTICAL)
     FontVerticalDataCache& fontVerticalDataCache = fontVerticalDataCacheInstance();
     if (!fontVerticalDataCache.isEmpty()) {
         // Mark & sweep unused verticalData
         FontVerticalDataCache::iterator verticalDataEnd = fontVerticalDataCache.end();
         for (FontVerticalDataCache::iterator verticalData = fontVerticalDataCache.begin(); verticalData != verticalDataEnd; ++verticalData) {
             if (verticalData->value)
                 verticalData->value->setInFontCache(false);
         }
 
         gFontDataCache->markAllVerticalData();
 
         Vector<FontCache::FontFileKey> keysToRemove;
         keysToRemove.reserveInitialCapacity(fontVerticalDataCache.size());
         for (FontVerticalDataCache::iterator verticalData = fontVerticalDataCache.begin(); verticalData != verticalDataEnd; ++verticalData) {
             if (!verticalData->value || !verticalData->value->inFontCache())
                 keysToRemove.append(verticalData->key);
         }
         fontVerticalDataCache.removeAll(keysToRemove);
     }
-#endif
 }
 
 void FontCache::purge(PurgeSeverity PurgeSeverity)
 {
     // We should never be forcing the purge while the FontCachePurgePreventer is in scope.
     ASSERT(!m_purgePreventCount || PurgeSeverity == PurgeIfNeeded);
     if (m_purgePreventCount)
         return;
 
     if (!gFontDataCache || !gFontDataCache->purge(PurgeSeverity))
@@ skipping 55 matching lines @@
         clients.append(*it);
 
     ASSERT(numClients == clients.size());
     for (size_t i = 0; i < numClients; ++i)
         clients[i]->fontCacheInvalidated();
 
     purge(ForcePurge);
 }
 
 } // namespace blink