Writes metadata information for this CRfcClientFunc object to persistent stream.

Returns TRUE when all metadata is successfully written; FALSE otherwise.

Pers: Reference to a CRfcPersistStream object that encapsulates the persistent data stream.

This function automatically writes all metadata for this CRfcClientFunc object in its entirety (including metadata for the function itself, the number and types of its parameters, and the metadata for the parameters themselves).