c8d7e90 vbox: remove code for old API versions.

1 file Authored by Dawid Zamirski 7 years ago, Committed by John Ferlan 7 years ago,
    vbox: remove code for old API versions.
    
    This removes most of the code wrapped in VBOX_API_VERSION < 4000000
    preprocessor checks. Those are the ones that can be safely removed
    without needing to update driver code to accomodate it.
    
        
file modified
+73 -1349