#ifndef AbstractSQLStatementBackend_h
#define AbstractSQLStatementBackend_h
-#include "heap/Handle.h"
#include "modules/webdatabase/SQLError.h"
#include "modules/webdatabase/SQLResultSet.h"
+#include "platform/heap/Handle.h"
#include "wtf/ThreadSafeRefCounted.h"
namespace WebCore {
class AbstractSQLStatementBackend : public ThreadSafeRefCountedWillBeGarbageCollectedFinalized<AbstractSQLStatementBackend> {
public:
virtual ~AbstractSQLStatementBackend() { }
- virtual void trace(Visitor*) = 0;
+ virtual void trace(Visitor*) { }
virtual SQLErrorData* sqlError() const = 0;
virtual SQLResultSet* sqlResultSet() const = 0;