Remove tons of OILPAN.

sky/engine/core/css/CSSFontFaceSource.cpp

 /*
  * Copyright (C) 2007, 2008, 2010, 2011 Apple 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:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 45 matching lines @@
 
     // See if we have a mapping in our FontData cache.
     FontCacheKey key = fontDescription.cacheKey(FontFaceCreationParams());
 
     RefPtr<SimpleFontData>& fontData = m_fontDataTable.add(key.hash(), nullptr).storedValue->value;
     if (!fontData)
         fontData = createFontData(fontDescription);
     return fontData; // No release, because fontData is a reference to a RefPtr that is held in the m_fontDataTable.
 }
 
-void CSSFontFaceSource::trace(Visitor* visitor)
-{
-    visitor->trace(m_face);
 }
-
-}