RFR (S) round 0 for 8136552 Last argument wins does not work for special options with "-XX:VMOptionsFile" option

[Gerald Thornbrugh]

Hi Ron,

Your changes look good.

Jerry
> On Oct 14, 2015, at 10:56 AM, Ron Durbin <ron.durbin at oracle.com> wrote:
> 
> JDK-8136552 Last argument wins does not work for special options with "-XX:VMOptionsFile" option
> 
> The webrev includes both the code fix from Ron and the proposed changes in test coverage from Dmitry.
> 
> Webrev link:
> http://cr.openjdk.java.net/~rdurbin/8136552_OCR0_JDK9_webrev/
> 
> Defect link:
> https://bugs.openjdk.java.net/browse/JDK-8136552/
> 
> 
> This bug fix has been tested on:
>      OS:
>        Solaris, MAC, Windows, Linux
>      Tests:
>        Manual unit tests
>        JPRT with -testset hotspot(including proposed SQE test coverage for this bug fix.)