Remove tons of OILPAN.

sky/engine/core/html/canvas/WebGLActiveInfo.h

 /*
  * Copyright (C) 2009 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 27 matching lines @@
     DEFINE_WRAPPERTYPEINFO();
 public:
     static PassRefPtr<WebGLActiveInfo> create(const String& name, GLenum type, GLint size)
     {
         return adoptRef(new WebGLActiveInfo(name, type, size));
     }
     String name() const { return m_name; }
     GLenum type() const { return m_type; }
     GLint size() const { return m_size; }
 
-    void trace(Visitor*) { }
-
 private:
     WebGLActiveInfo(const String& name, GLenum type, GLint size)
         : m_name(name)
         , m_type(type)
         , m_size(size)
     {
         ASSERT(name.length());
         ASSERT(type);
         ASSERT(size);
     }
     String m_name;
     GLenum m_type;
     GLint m_size;
 };
 
 } // namespace blink
 
 #endif // WebGLActiveInfo_h