Typo in "Implementing Attached Objects: An Example"

The example on the "Defining QML-Specific Types and Attributes" contains two typos:

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< Q_PROPERTY(bool expired READ expired WRITE expired NOTIFY expiredChanged)
—
> Q_PROPERTY(bool expired READ expired WRITE setExpired NOTIFY expiredChanged)
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< static MessageBoard *qmlAttachedProperties(QObject *object)
—
> static MessageBoardAttachedType *qmlAttachedProperties(QObject *object)