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diff --git a/Source/WebCore/storage/SQLStatement.h b/Source/WebCore/storage/SQLStatement.h
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+/*
+ * Copyright (C) 2007 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
+ *     documentation and/or other materials provided with the distribution.
+ * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
+ *     its contributors may be used to endorse or promote products derived
+ *     from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE 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 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 SQLStatement_h
+#define SQLStatement_h
+
+#if ENABLE(DATABASE)
+
+#include "PlatformString.h"
+#include "SQLResultSet.h"
+#include "SQLValue.h"
+#include <wtf/Forward.h>
+#include <wtf/Vector.h>
+
+namespace WebCore {
+
+class Database;
+class SQLError;
+class SQLStatementCallback;
+class SQLStatementErrorCallback;
+class SQLTransaction;
+
+class SQLStatement : public ThreadSafeShared<SQLStatement> {
+public:
+    static PassRefPtr<SQLStatement> create(const String&, const Vector<SQLValue>&, PassRefPtr<SQLStatementCallback>, PassRefPtr<SQLStatementErrorCallback>, int permissions);
+
+    bool execute(Database*);
+    bool lastExecutionFailedDueToQuota() const;
+
+    bool hasStatementCallback() const { return m_statementCallback; }
+    bool hasStatementErrorCallback() const { return m_statementErrorCallback; }
+
+    void setDatabaseDeletedError();
+    void setVersionMismatchedError();
+
+    bool performCallback(SQLTransaction*);
+
+    SQLError* sqlError() const { return m_error.get(); }
+private:
+    SQLStatement(const String& statement, const Vector<SQLValue>& arguments, PassRefPtr<SQLStatementCallback>, PassRefPtr<SQLStatementErrorCallback>, int permissions);
+
+    void setFailureDueToQuota();
+    void clearFailureDueToQuota();
+
+    String m_statement;
+    Vector<SQLValue> m_arguments;
+    RefPtr<SQLStatementCallback> m_statementCallback;
+    RefPtr<SQLStatementErrorCallback> m_statementErrorCallback;
+
+    RefPtr<SQLError> m_error;
+    RefPtr<SQLResultSet> m_resultSet;
+
+    int m_permissions;
+};
+
+} // namespace WebCore
+
+#endif // ENABLE(DATABASE)
+
+#endif // SQLStatement_h