Remove more oilpan.

sky/engine/core/css/MediaQueryExp.h

 /*
  * CSS Media Query
  *
  * Copyright (C) 2006 Kimmo Kinnunen <kimmo.t.kinnunen@nokia.com>.
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
  *
  * 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
@@ skipping 58 matching lines @@
         if (isID)
             return (id == expValue.id);
         if (isValue)
             return (value == expValue.value);
         if (isRatio)
             return (numerator == expValue.numerator && denominator == expValue.denominator);
         return !expValue.isValid();
     }
 };
 
-class MediaQueryExp  : public DummyBase<MediaQueryExp> {
-    WTF_MAKE_FAST_ALLOCATED_WILL_BE_REMOVED;
+class MediaQueryExp  {
+    WTF_MAKE_FAST_ALLOCATED;
 public:
     static PassOwnPtr<MediaQueryExp> createIfValid(const String& mediaFeature, CSSParserValueList*);
     ~MediaQueryExp();
 
     const String& mediaFeature() const { return m_mediaFeature; }
 
     MediaQueryExpValue expValue() const { return m_expValue; }
 
     bool operator==(const MediaQueryExp& other) const;
 
@@ skipping 10 matching lines @@
 private:
     MediaQueryExp(const String&, const MediaQueryExpValue&);
 
     String m_mediaFeature;
     MediaQueryExpValue m_expValue;
 };
 
 } // namespace
 
 #endif