Oilpan: Remove GC_INFO_{DEFINE,DECLARE} macros

Source/core/css/CSSValue.h

 /*
  * (C) 1999-2003 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
@@ skipping 24 matching lines @@
 class StyleSheetContents;
 
 enum CSSTextFormattingFlags { QuoteCSSStringIfNeeded, AlwaysQuoteCSSString };
 
 // FIXME: The current CSSValue and subclasses should be turned into internal types (StyleValue).
 // The few subtypes that are actually exposed in CSSOM can be seen in the cloneForCSSOM() function.
 // They should be handled by separate wrapper classes.
 
 // Please don't expose more CSSValue types to the web.
 class CSSValue : public RefCountedWillBeRefCountedGarbageCollected<CSSValue> {
-    DECLARE_GC_INFO;
 public:
     enum Type {
         CSS_INHERIT = 0,
         CSS_PRIMITIVE_VALUE = 1,
         CSS_VALUE_LIST = 2,
         CSS_CUSTOM = 3,
         CSS_INITIAL = 4
 
     };
 
@@ skipping 221 matching lines @@
 {
     return first ? second && first->equals(*second) : !second;
 }
 
 #define DEFINE_CSS_VALUE_TYPE_CASTS(thisType, predicate) \
     DEFINE_TYPE_CASTS(thisType, CSSValue, value, value->predicate, value.predicate)
 
 } // namespace WebCore
 
 #endif // CSSValue_h