hg: jdk9/hs/hotspot: 8172149: CTW library should call System::exit

[igor.ignatyev at oracle.com]

Changeset: 1a1893998a0a
Author:    iignatyev
Date:      2016-12-30 20:11 +0300
URL:       http://hg.openjdk.java.net/jdk9/hs/hotspot/rev/1a1893998a0a

8172149: CTW library should call System::exit
Reviewed-by: vlivanov

! test/testlibrary/ctw/src/sun/hotspot/tools/ctw/CompileTheWorld.java
! test/testlibrary_tests/ctw/ClassesDirTest.java
! test/testlibrary_tests/ctw/ClassesListTest.java
! test/testlibrary_tests/ctw/CtwTest.java
! test/testlibrary_tests/ctw/JarDirTest.java
! test/testlibrary_tests/ctw/JarsTest.java