1 files changed, 32 insertions, 42 deletions
diff --git a/Source/WebCore/dom/MutationEvent.h b/Source/WebCore/dom/MutationEvent.h
index cbd360090..f48e855ad 100644
--- a/Source/WebCore/dom/MutationEvent.h
+++ b/Source/WebCore/dom/MutationEvent.h
@@ -21,60 +21,50 @@
  *
  */
 
-#ifndef MutationEvent_h
-#define MutationEvent_h
+#pragma once
 
 #include "Event.h"
 #include "Node.h"
 
 namespace WebCore {
 
-    class MutationEvent : public Event {
-    public:
-        virtual ~MutationEvent();
-
-        enum attrChangeType {
-            MODIFICATION    = 1,
-            ADDITION        = 2,
-            REMOVAL         = 3
-        };
+class MutationEvent final : public Event {
+public:
+    enum {
+        MODIFICATION = 1,
+        ADDITION = 2,
+        REMOVAL = 3
+    };
 
-        static PassRefPtr<MutationEvent> create()
-        {
-            return adoptRef(new MutationEvent);
-        }
+    static Ref<MutationEvent> create(const AtomicString& type, bool canBubble, Node* relatedNode = nullptr, const String& prevValue = String(), const String& newValue = String())
+    {
+        return adoptRef(*new MutationEvent(type, canBubble, false, relatedNode, prevValue, newValue));
+    }
 
-        static PassRefPtr<MutationEvent> create(const AtomicString& type, bool canBubble, PassRefPtr<Node> relatedNode = 0,
-            const String& prevValue = String(), const String& newValue = String(), const String& attrName = String(), unsigned short attrChange = 0)
-        {
-            return adoptRef(new MutationEvent(type, canBubble, false, relatedNode, prevValue, newValue, attrName, attrChange));
-        }
+    static Ref<MutationEvent> createForBindings()
+    {
+        return adoptRef(*new MutationEvent);
+    }
 
-        void initMutationEvent(const AtomicString& type, bool canBubble, bool cancelable, PassRefPtr<Node> relatedNode,
-                               const String& prevValue, const String& newValue,
-                               const String& attrName, unsigned short attrChange);
+    WEBCORE_EXPORT void initMutationEvent(const AtomicString& type, bool canBubble, bool cancelable, Node* relatedNode, const String& prevValue, const String& newValue, const String& attrName, unsigned short attrChange);
 
-        Node* relatedNode() const { return m_relatedNode.get(); }
-        String prevValue() const { return m_prevValue; }
-        String newValue() const { return m_newValue; }
-        String attrName() const { return m_attrName; }
-        unsigned short attrChange() const { return m_attrChange; }
+    Node* relatedNode() const { return m_relatedNode.get(); }
+    String prevValue() const { return m_prevValue; }
+    String newValue() const { return m_newValue; }
+    String attrName() const { return m_attrName; }
+    unsigned short attrChange() const { return m_attrChange; }
 
-        virtual EventInterface eventInterface() const override;
+private:
+    MutationEvent() = default;
+    MutationEvent(const AtomicString& type, bool canBubble, bool cancelable, Node* relatedNode, const String& prevValue, const String& newValue);
 
-    private:
-        MutationEvent();
-        MutationEvent(const AtomicString& type, bool canBubble, bool cancelable, PassRefPtr<Node> relatedNode,
-                      const String& prevValue, const String& newValue,
-                      const String& attrName, unsigned short attrChange);
+    EventInterface eventInterface() const final;
 
-        RefPtr<Node> m_relatedNode;
-        String m_prevValue;
-        String m_newValue;
-        String m_attrName;
-        unsigned short m_attrChange;
-    };
+    RefPtr<Node> m_relatedNode;
+    String m_prevValue;
+    String m_newValue;
+    String m_attrName;
+    unsigned short m_attrChange { 0 };
+};
 
 } // namespace WebCore
-
-#endif // MutationEvent_h