6545149: 4/4 JLI Instrumentation.redefineClasses SIGSEGVs on java/lang/Thread Summary: Add regression test for redefining class with native methods. Reviewed-by: sspitsyn

6528548: 4/4 NativeMethodPrefixAgent.java times out intermittently in nightly Summary: Increase timeouts for tasks that take > 10 seconds on a 4-way Ultra-80 with all local resources. Reviewed-by: sspitsyn

6491461: 3/3 TEST: java/lang/instrument .sh tests need to use $TESTVMOPTS in their java commands Summary: Add ${TESTVMOPTS} to java test execution command(s). Reviewed-by: sspitsyn