Update Source/platform/ to assume Oilpan only.

third_party/WebKit/Source/platform/fonts/FontCache.h

 /*
  * Copyright (C) 2006, 2008 Apple Computer, Inc.  All rights reserved.
  * Copyright (C) 2007-2008 Torch Mobile, Inc.
  *
  * 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 77 matching lines @@
     bool isPlatformFontAvailable(const FontDescription&, const AtomicString&);
 
     // Returns the ShapeCache instance associated with the given cache key.
     // Creates a new instance as needed and as such is guaranteed not to return
     // a nullptr. Instances are managed by FontCache and are only guaranteed to
     // be valid for the duration of the current session, as controlled by
     // disable/enablePurging.
     ShapeCache* getShapeCache(const FallbackListCompositeKey&);
 
     void addClient(FontCacheClient*);
-#if !ENABLE(OILPAN)
-    void removeClient(FontCacheClient*);
-#endif
 
     unsigned short generation();
     void invalidate();
 
     SkFontMgr* fontManager() { return m_fontManager.get(); }
     static void setFontManager(const RefPtr<SkFontMgr>&);
 
 #if OS(WIN)
     bool useSubpixelPositioning() const { return s_useSubpixelPositioning; }
     static bool useDirectWrite() { return s_useDirectWrite; }
@@ skipping 103 matching lines @@
     USING_FAST_MALLOC(FontCachePurgePreventer);
     WTF_MAKE_NONCOPYABLE(FontCachePurgePreventer);
 public:
     FontCachePurgePreventer() { FontCache::fontCache()->disablePurging(); }
     ~FontCachePurgePreventer() { FontCache::fontCache()->enablePurging(); }
 };
 
 } // namespace blink
 
 #endif