Move CSSOM classes to using MutableStylePropertySet over StylePropertySet.

Source/core/css/PropertySetCSSStyleDeclaration.h

 /*
  * Copyright (C) 2012 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 16 matching lines @@
 #define PropertySetCSSStyleDeclaration_h
 
 #include "core/css/CSSStyleDeclaration.h"
 #include <wtf/HashMap.h>
 
 namespace WebCore {
 
 class CSSRule;
 class CSSProperty;
 class CSSValue;
-class StylePropertySet;
+class MutableStylePropertySet;
 class StyleSheetContents;
 class StyledElement;
 
 class PropertySetCSSStyleDeclaration : public CSSStyleDeclaration {
 public:
-    PropertySetCSSStyleDeclaration(StylePropertySet* propertySet) : m_propertySet(propertySet) { }
+    PropertySetCSSStyleDeclaration(MutableStylePropertySet* propertySet) : m_propertySet(propertySet) { }
     
     virtual StyledElement* parentElement() const { return 0; }
     virtual void clearParentElement() { ASSERT_NOT_REACHED(); }
     StyleSheetContents* contextStyleSheet() const;
     
     virtual void ref() OVERRIDE;
     virtual void deref() OVERRIDE;
 
     virtual void reportMemoryUsage(MemoryObjectInfo*) const OVERRIDE;
 
@@ skipping 17 matching lines @@
     virtual bool cssPropertyMatches(CSSPropertyID, const CSSValue*) const OVERRIDE;
     virtual PassRefPtr<MutableStylePropertySet> copyProperties() const OVERRIDE;
 
     CSSValue* cloneAndCacheForCSSOM(CSSValue*);
     
 protected:
     enum MutationType { NoChanges, PropertyChanged };
     virtual void willMutate() { }
     virtual void didMutate(MutationType) { }
 
-    StylePropertySet* m_propertySet;
+    MutableStylePropertySet* m_propertySet;
     OwnPtr<HashMap<CSSValue*, RefPtr<CSSValue> > > m_cssomCSSValueClones;
 };
 
 class StyleRuleCSSStyleDeclaration : public PropertySetCSSStyleDeclaration
 {
 public:
-    static PassRefPtr<StyleRuleCSSStyleDeclaration> create(StylePropertySet* propertySet, CSSRule* parentRule)
+    static PassRefPtr<StyleRuleCSSStyleDeclaration> create(MutableStylePropertySet* propertySet, CSSRule* parentRule)
     {
         return adoptRef(new StyleRuleCSSStyleDeclaration(propertySet, parentRule));
     }
 
     void clearParentRule() { m_parentRule = 0; }
     
     virtual void ref() OVERRIDE;
     virtual void deref() OVERRIDE;
 
-    void reattach(StylePropertySet*);
+    void reattach(MutableStylePropertySet*);
 
     virtual void reportMemoryUsage(MemoryObjectInfo*) const OVERRIDE;
 
 private:
-    StyleRuleCSSStyleDeclaration(StylePropertySet*, CSSRule*);
+    StyleRuleCSSStyleDeclaration(MutableStylePropertySet*, CSSRule*);
     virtual ~StyleRuleCSSStyleDeclaration();
 
     virtual CSSStyleSheet* parentStyleSheet() const OVERRIDE;
 
     virtual CSSRule* parentRule() const OVERRIDE { return m_parentRule;  }
 
     virtual void willMutate() OVERRIDE;
     virtual void didMutate(MutationType) OVERRIDE;
 
     unsigned m_refCount;
     CSSRule* m_parentRule;
 };
 
 class InlineCSSStyleDeclaration : public PropertySetCSSStyleDeclaration
 {
 public:
-    InlineCSSStyleDeclaration(StylePropertySet* propertySet, StyledElement* parentElement)
+    InlineCSSStyleDeclaration(MutableStylePropertySet* propertySet, StyledElement* parentElement)
         : PropertySetCSSStyleDeclaration(propertySet)
         , m_parentElement(parentElement) 
     {
     }
 
     virtual void reportMemoryUsage(MemoryObjectInfo*) const OVERRIDE;
     
 private:
     virtual CSSStyleSheet* parentStyleSheet() const OVERRIDE;
     virtual StyledElement* parentElement() const OVERRIDE { return m_parentElement; }
     virtual void clearParentElement() OVERRIDE { m_parentElement = 0; }
 
     virtual void didMutate(MutationType) OVERRIDE;
 
     StyledElement* m_parentElement;
 };
 
 } // namespace WebCore
 
 #endif