RFR: JDK-8196524: Align MaxRAMPercentage settings between open and closed

[Erik Joelsson]

New webrev addressing concerns from both Tim and David.

http://cr.openjdk.java.net/~erikj/8196524/webrev.02/

/Erik

On 2018-01-31 15:52, Erik Joelsson wrote:
> An internal test at Oracle is failing because of a faulty shell 
> expression in a makefile for calculating the value for 
> MaxRAMPercentage. We already have such a calculation in TestCommon.gmk 
> so we should just use that, but it needs to be exported in a separate 
> variable to be able to do so.
>
> Bug: https://bugs.openjdk.java.net/browse/JDK-8196524
>
> Webrev: http://cr.openjdk.java.net/~erikj/8196524/webrev.01/
>
> /Erik
>