Introduce typeface cache in blink::FontCache

third_party/WebKit/Source/platform/fonts/skia/FontCacheSkia.cpp

 /*
  * 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.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 183 matching lines @@
 
     // FIXME: Use m_fontManager, matchFamilyStyle instead of
     // legacyCreateTypeface on all platforms.
     RefPtr<SkFontMgr> fm = adoptRef(SkFontMgr::RefDefault());
     return adoptRef(fm->legacyCreateTypeface(name.data(),
         fontDescription.skiaFontStyle()));
 }
 
 #if !OS(WIN)
 PassOwnPtr<FontPlatformData> FontCache::createFontPlatformData(const FontDescription& fontDescription,
-    const FontFaceCreationParams& creationParams, float fontSize)
+    const FontFaceCreationParams& creationParams)
 {
     CString name;
     RefPtr<SkTypeface> tf(createTypeface(fontDescription, creationParams, name));
     if (!tf)
         return nullptr;
 
     return adoptPtr(new FontPlatformData(tf,
         name.data(),
-        fontSize,
         (fontDescription.weight() > 200 + tf->fontStyle().weight()) || fontDescription.isSyntheticBold(),
         ((fontDescription.style() == FontStyleItalic || fontDescription.style() == FontStyleOblique) && !tf->isItalic()) || fontDescription.isSyntheticItalic(),
         fontDescription.orientation()));
 }
 #endif // !OS(WIN)
 
 } // namespace blink