Remove tons of OILPAN.

sky/engine/core/css/CSSFontFace.h

 /*
  * Copyright (C) 2007, 2008 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 92 matching lines @@
         Vector<UnicodeRange> m_ranges; // If empty, represents the whole code space.
     };
 
     FontFace::LoadStatus loadStatus() const { return m_fontFace->loadStatus(); }
     bool maybeScheduleFontLoad(const FontDescription&, UChar32);
     void load();
     void load(const FontDescription&);
 
     bool hadBlankText() { return isValid() && m_sources.first()->hadBlankText(); }
 
-    void trace(Visitor*);
-
 private:
     void setLoadStatus(FontFace::LoadStatus);
 
     UnicodeRangeSet m_ranges;
     RawPtr<CSSSegmentedFontFace> m_segmentedFontFace;
     Deque<OwnPtr<CSSFontFaceSource> > m_sources;
     RawPtr<FontFace> m_fontFace;
 };
 
 }
 
 #endif