Indicates whether the specified change unit change is known by this knowledge.
HRESULT ContainsChangeUnit( const BYTE *pbVersionOwnerReplicaId, const BYTE *pbItemId, const BYTE *pbChangeUnitId, const SYNC_VERSION *pSyncVersion);
[in] The ID of the replica that originated the change unit change.
[in] The ID of the item that contains the change unit to look up.
[in] The ID of the change unit to look up.
[in] The version of the change unit change to look up.