hg: build-infra/jdk9: Allow for empty arguments to Setup functions, to allow better aligned argument lists.

[magnus.ihse.bursie at oracle.com]

Changeset: b341e6d1e61e
Author:    ihse
Date:      2014-12-09 15:53 +0100
URL:       http://hg.openjdk.java.net/build-infra/jdk9/rev/b341e6d1e61e

Allow for empty arguments to Setup functions, to allow better aligned argument lists.

! make/common/IdlCompilation.gmk
! make/common/JavaCompilation.gmk
! make/common/NativeCompilation.gmk
! make/common/RMICompilation.gmk