RFR: 8240528: OopMap cleanup

[Vladimir Kozlov]

Looks good to me. What testing you did?

Thanks,
Vladimir

On 3/4/20 7:12 AM, Claes Redestad wrote:
> Hi,
> 
> found some dead code in and around OopMap, including a number of fields
> exported via vmStructs that are unused since JDK-8064458.
> 
> Also simplified some manual memory management by using a GrowableArray
> instead.
> 
> Bug:    https://bugs.openjdk.java.net/browse/JDK-8240528
> Webrev: http://cr.openjdk.java.net/~redestad/8240528/open.00
> 
> Testing: tier1-2
> 
> Thanks!
> 
> /Claes