Public Function BuildFunc
    (Of TOldArgs,TNewArgs)( _
   ByVal realNewArgsType As Type _
) As Func(Of TOldArgs,TNewArgs)

Dim instance As PropertyInterceptorAction(Of TArgs)
Dim realNewArgsType As Type
Dim value As Func(Of TOldArgs,TNewArgs)
 
value = instance.BuildFunc(Of TOldArgs, TNewArgs)(realNewArgsType)

public Func<TOldArgs,TNewArgs> BuildFunc<TOldArgs,TNewArgs>( 
   Type realNewArgsType
)

public:
Func<TOldArgs^,TNewArgs^>^ BuildFuncgeneric<typename TOldArgs>
generic<typename TNewArgs>
( 
   Type^ realNewArgsType
)