RFR(S): 8195691: AIX build broken after 8194312

[Kim Barrett]

> On Jan 22, 2018, at 6:28 AM, Doerr, Martin <martin.doerr at sap.com> wrote:
> 
> Hi Kim,
> 
> 1. The friend proposal still doesn't help and I'm fine with making the embedded classes public on AIX. I've added the "private" behind them.
> 2. The const fix works with changed type OopBlock*. I usually prefer const over macros, but in this case, a macro would have been fine for me, too, because EXPECT_EQ dives into the macro world, anyway. But if you prefer the const, here it is:
> http://cr.openjdk.java.net/~mdoerr/8195691_fix_AIX_build/webrev.02/

Looks good.