RFR: 8165827: Support private interface methods in JNI, JDWP, JDI and JDB

Turns out the only place changes were needed were in JDI. Bug: https://bugs.openjdk.java.net/browse/JDK-8165827 webrev: http://cr.openjdk.java.net/~dholmes/8165827/webrev/ The spec change in ObjectReference is very simple and there is a CCC request in progress to ratify that change. The impl

RFR: 8158797: Test java/lang/management/MemoryMXBean/LowMemoryTest.java fails when GC is specified explicitly

Hi, Could you, please, review this simple, test-only change: CR: https://bugs.openjdk.java.net/browse/JDK-8158797 "Test java/lang/management/MemoryMXBean/LowMemoryTest.java fails when GC is specified explicitly" Webrev: http://cr.openjdk.java.net/~akulyakh/8158797/test/java/lang/management/Mem