8163243: [TESTBUG] compiler/codecache/jmx/UsageThresholdIncreasedTest.java failed with: Failed to find sun/hotspot/WhiteBox.class Reviewed-by: iveresov

^build/
^dist/
^.idea/
nbproject/private/
^webrev
^.hgtip
^.bridge2
^.jib/
.DS_Store
.metadata/
.recommenders/