8011397: JTREG needs to copy additional WhiteBox class file to JTwork/scratch/sun/hotspot

Reviewed-by: kvn, iignatyev, mgerdin

hotspot/test/compiler/classUnloading/methodUnloading/TestMethodUnloading.java

@@ -35,6 +35,7 @@ import java.net.URLClassLoader;
  * @build TestMethodUnloading
  * @build WorkerClass
  * @run main ClassFileInstaller sun.hotspot.WhiteBox
+ *                              sun.hotspot.WhiteBox$WhiteBoxPermission
  * @run main/othervm -Xbootclasspath/a:. -XX:+IgnoreUnrecognizedVMOptions -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -XX:-BackgroundCompilation -XX:-UseCompressedOops -XX:+UseParallelGC -XX:CompileOnly=TestMethodUnloading::doWork TestMethodUnloading
  */
 public class TestMethodUnloading {