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diff --git a/WebCore/inspector/InspectorCSSAgent.h b/WebCore/inspector/InspectorCSSAgent.h
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+/*
+ * Copyright (C) 2010, Google 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
+ *     documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef InspectorCSSAgent_h
+#define InspectorCSSAgent_h
+
+#include "Document.h"
+#include "InspectorDOMAgent.h"
+#include "InspectorStyleSheet.h"
+#include "InspectorValues.h"
+#include "PlatformString.h"
+
+#include <wtf/HashMap.h>
+#include <wtf/PassRefPtr.h>
+#include <wtf/RefPtr.h>
+
+namespace WebCore {
+
+class CSSRule;
+class CSSRuleList;
+class CSSStyleDeclaration;
+class CSSStyleRule;
+class CSSStyleSheet;
+class Element;
+class InspectorFrontend;
+class NameNodeMap;
+class Node;
+
+#if ENABLE(INSPECTOR)
+
+class InspectorCSSAgent : public RefCounted<InspectorCSSAgent>, public InspectorDOMAgent::DOMListener {
+public:
+    static PassRefPtr<InspectorCSSAgent> create(InspectorDOMAgent* domAgent, InspectorFrontend* frontend)
+    {
+        return adoptRef(new InspectorCSSAgent(domAgent, frontend));
+    }
+
+    static PassRefPtr<InspectorObject> buildObjectForStyle(CSSStyleDeclaration*, const String& fullStyleId, CSSStyleSourceData* = 0);
+    static CSSStyleSheet* parentStyleSheet(StyleBase*);
+    static CSSStyleRule* asCSSStyleRule(StyleBase*);
+
+    InspectorCSSAgent(InspectorDOMAgent* domAgent, InspectorFrontend* frontend);
+    ~InspectorCSSAgent();
+
+    void reset();
+    void getMatchedRulesForNode2(long nodeId, RefPtr<InspectorArray>* rules);
+    void getMatchedPseudoRulesForNode2(long nodeId, RefPtr<InspectorArray>* rules);
+    void getAttributeStylesForNode2(long nodeId, RefPtr<InspectorValue>* styles);
+    void getInlineStyleForNode2(long nodeId, RefPtr<InspectorValue>* style);
+    void getComputedStyleForNode2(long nodeId, RefPtr<InspectorValue>* style);
+    void getInheritedStylesForNode2(long nodeId, RefPtr<InspectorArray>* result);
+    void getAllStyles2(RefPtr<InspectorArray>* styles);
+    void getStyleSheet2(const String& styleSheetId, RefPtr<InspectorValue>* result);
+    void setStyleSheetText2(const String& styleSheetId, const String& text);
+    void setStyleText2(const String& styleId, const String& text, RefPtr<InspectorValue>* result);
+    void toggleProperty2(const String& styleId, long propertyOrdinal, bool disabled);
+    void setRuleSelector2(const String& ruleId, const String& selector, RefPtr<InspectorValue>* result);
+    void addRule2(const long contextNodeId, const String& selector, RefPtr<InspectorValue>* result);
+    void getSupportedCSSProperties(RefPtr<InspectorArray>* result);
+
+private:
+    typedef HashMap<String, RefPtr<InspectorStyleSheet> > IdToInspectorStyleSheet;
+    typedef HashMap<CSSStyleSheet*, RefPtr<InspectorStyleSheet> > CSSStyleSheetToInspectorStyleSheet;
+    typedef HashMap<Node*, RefPtr<InspectorStyleSheetForInlineStyle> > NodeToInspectorStyleSheet; // for bogus "stylesheets" with inline node styles
+    typedef HashMap<RefPtr<Document>, RefPtr<InspectorStyleSheet> > DocumentToViaInspectorStyleSheet; // "via inspector" stylesheets
+
+    static Element* inlineStyleElement(CSSStyleDeclaration*);
+    static void populateObjectWithStyleProperties(CSSStyleDeclaration*, InspectorObject* result, Vector<CSSPropertySourceData>* propertyData);
+    static String shorthandValue(CSSStyleDeclaration*, const String& shorthandProperty);
+    static String shorthandPriority(CSSStyleDeclaration*, const String& shorthandProperty);
+    static Vector<String> longhandProperties(CSSStyleDeclaration*, const String& shorthandProperty);
+
+    InspectorStyleSheetForInlineStyle* asInspectorStyleSheet(Element* element);
+    Element* elementForId(long nodeId);
+
+    InspectorStyleSheet* bindStyleSheet(CSSStyleSheet*);
+    InspectorStyleSheet* viaInspectorStyleSheet(Document*, bool createIfAbsent);
+    InspectorStyleSheet* styleSheetForId(const String& styleSheetId);
+    String detectOrigin(CSSStyleSheet* pageStyleSheet, Document* ownerDocument);
+
+    PassRefPtr<InspectorArray> buildArrayForRuleList(CSSRuleList* ruleList);
+    PassRefPtr<InspectorObject> buildObjectForAttributeStyles(Element* element);
+
+    // InspectorDOMAgent::DOMListener interface
+    virtual void didRemoveDocument(Document*);
+    virtual void didRemoveDOMNode(Node*);
+
+    RefPtr<InspectorDOMAgent> m_domAgent;
+    InspectorFrontend* m_frontend;
+
+    IdToInspectorStyleSheet m_idToInspectorStyleSheet;
+    CSSStyleSheetToInspectorStyleSheet m_cssStyleSheetToInspectorStyleSheet;
+    NodeToInspectorStyleSheet m_nodeToInspectorStyleSheet;
+    DocumentToViaInspectorStyleSheet m_documentToInspectorStyleSheet;
+
+    long m_lastStyleSheetId;
+    long m_lastRuleId;
+    long m_lastStyleId;
+};
+
+#endif
+
+} // namespace WebCore
+
+#endif // !defined(InspectorCSSAgent_h)