Remove tons of OILPAN.

sky/engine/core/html/canvas/WebGLRenderingContextBase.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 337 matching lines @@
     void removeContextObject(WebGLContextObject*);
 
     unsigned maxVertexAttribs() const { return m_maxVertexAttribs; }
 
     // ActiveDOMObject notifications
     virtual bool hasPendingActivity() const override;
     virtual void stop() override;
 
     void setSavingImage(bool isSaving) { m_savingImage = isSaving; }
 
-    virtual void trace(Visitor*) override;
-
     class TextureUnitState {
         ALLOW_ONLY_INLINE_ALLOCATION();
     public:
         RefPtr<WebGLTexture> m_texture2DBinding;
         RefPtr<WebGLTexture> m_textureCubeMapBinding;
-
-        void trace(Visitor*);
     };
 
 protected:
     friend class WebGLDrawBuffers;
     friend class WebGLFramebuffer;
     friend class WebGLObject;
     friend class WebGLContextObject;
     friend class OESVertexArrayObject;
     friend class WebGLDebugShaders;
     friend class WebGLCompressedTextureATC;
@@ skipping 215 matching lines @@
         }
 
         const char* const* prefixes() const;
         bool matchesNameWithPrefixes(const String&) const;
 
         virtual PassRefPtr<WebGLExtension> getExtension(WebGLRenderingContextBase*) = 0;
         virtual bool supported(WebGLRenderingContextBase*) const = 0;
         virtual const char* extensionName() const = 0;
         virtual void loseExtension() = 0;
 
-        virtual void trace(Visitor*) { }
-
     private:
         bool m_draft;
         const char* const* m_prefixes;
     };
 
     template <typename T>
     class TypedExtensionTracker final : public ExtensionTracker {
     public:
         static PassOwnPtr<TypedExtensionTracker<T> > create(RefPtr<T>& extensionField, ExtensionFlags flags, const char* const* prefixes)
         {
@@ skipping 32 matching lines @@
 
         virtual void loseExtension() override
         {
             if (m_extension) {
                 m_extension->lose(false);
                 if (m_extension->isLost())
                     m_extension = nullptr;
             }
         }
 
-        virtual void trace(Visitor* visitor) override
-        {
-            visitor->trace(m_extension);
-            ExtensionTracker::trace(visitor);
-        }
-
     private:
         TypedExtensionTracker(RefPtr<T>& extensionField, ExtensionFlags flags, const char* const* prefixes)
             : ExtensionTracker(flags, prefixes)
             , m_extensionField(extensionField)
         {
         }
 
         RefPtr<T>& m_extensionField;
         // ExtensionTracker holds it's own reference to the extension to ensure
         // that it is not deleted before this object's destructor is called
@@ skipping 273 matching lines @@
     static IntSize oldestContextSize();
 };
 
 DEFINE_TYPE_CASTS(WebGLRenderingContextBase, CanvasRenderingContext, context, context->is3d(), context.is3d());
 
 } // namespace blink
 
 WTF_ALLOW_MOVE_INIT_AND_COMPARE_WITH_MEM_FUNCTIONS(blink::WebGLRenderingContextBase::TextureUnitState);
 
 #endif // WebGLRenderingContextBase_h