Remove tons of OILPAN.

sky/engine/core/editing/VisiblePosition.h

 /*
  * Copyright (C) 2004, 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 83 matching lines @@
     }
 
     // Rect is local to the returned renderer
     LayoutRect localCaretRect(RenderObject*&) const;
     // Bounds of (possibly transformed) caret in absolute coords
     IntRect absoluteCaretBounds() const;
     // Abs x/y position of the caret ignoring transforms.
     // FIXME: navigation with transforms should be smarter.
     int lineDirectionPointForBlockDirectionNavigation() const;
 
-    void trace(Visitor*);
-
 #ifndef NDEBUG
     void debugPosition(const char* msg = "") const;
     void formatForDebugger(char* buffer, unsigned length) const;
     void showTreeForThis() const;
 #endif
 
 private:
     void init(const Position&, EAffinity);
     Position canonicalPosition(const Position&);
 
@@ skipping 27 matching lines @@
 
 } // namespace blink
 
 #ifndef NDEBUG
 // Outside the WebCore namespace for ease of invocation from gdb.
 void showTree(const blink::VisiblePosition*);
 void showTree(const blink::VisiblePosition&);
 #endif
 
 #endif // VisiblePosition_h