hg: code-tools/jcstress: Yak shaving: clean up forked command line generation a bit.

[aleksey.shipilev at oracle.com]

Changeset: f0b05b6340d4
Author:    shade
Date:      2014-03-13 00:17 +0400
URL:       http://hg.openjdk.java.net/code-tools/jcstress/rev/f0b05b6340d4

Yak shaving: clean up forked command line generation a bit.

! jcstress-core/src/main/java/org/openjdk/jcstress/JCStress.java