RFR: 8013785 Respect EXTRA_CFLAGS on windows

[Vladimir Kozlov]

Good.

thanks,
Vladimir

On 5/2/13 4:53 AM, Staffan Larsen wrote:
> EXTRA_CFLAGS can be used on all platforms except windows to add extra compiler arguments to the compile. This fix improves the  windows build to also support this.
>
> webrev: http://cr.openjdk.java.net/~sla/8013785/webrev.00/
>
> Thanks,
> /Staffan
>