Make blink classes and structures in core/css fast-allocated

Source/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 16 matching lines @@
  */
 
 #ifndef MediaQueryExp_h
 #define MediaQueryExp_h
 
 #include "core/CSSValueKeywords.h"
 #include "core/CoreExport.h"
 #include "core/MediaFeatureNames.h"
 #include "core/css/CSSPrimitiveValue.h"
 #include "core/css/CSSValue.h"
+#include "wtf/Allocator.h"
 #include "wtf/PassOwnPtr.h"
 #include "wtf/RefPtr.h"
 
 namespace blink {
 
 class CSSParserToken;
 
 struct MediaQueryExpValue {
+    DISALLOW_ALLOCATION();
     CSSValueID id;
     double value;
     CSSPrimitiveValue::UnitType unit;
     unsigned numerator;
     unsigned denominator;
 
     bool isID;
     bool isValue;
     bool isRatio;
 
@@ skipping 48 matching lines @@
 private:
     MediaQueryExp(const String&, const MediaQueryExpValue&);
 
     String m_mediaFeature;
     MediaQueryExpValue m_expValue;
 };
 
 } // namespace
 
 #endif