#ifndef SQLTransactionErrorCallback_h
#define SQLTransactionErrorCallback_h
+#include "platform/heap/Handle.h"
+
namespace blink {
class SQLError;
-class SQLTransactionErrorCallback {
+class SQLTransactionErrorCallback : public GarbageCollectedFinalized<SQLTransactionErrorCallback> {
public:
virtual ~SQLTransactionErrorCallback() { }
+ virtual void trace(Visitor*) { }
virtual bool handleEvent(SQLError*) = 0;
};