5b6c02e nwfilter: convert IP address learning code to virNWFilterBindingDefPtr

Authored and Committed by berrange 5 years ago
    nwfilter: convert IP address learning code to virNWFilterBindingDefPtr
    
    Use the virNWFilterBindingDefPTr struct in the IP address learning code
    directly.
    
    Reviewed-by: John Ferlan <jferlan@redhat.com>
    Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>