8210457: JVM crash in ResolvedMethodTable::add_method(Handle)Summary: Add a function to call NSME in ResolvedMethodTable to replace deleted methods.
This Unsafe.throwX trick is also used for vtable initialization for throwing IllegalAccessError. Tested with redefinition tests in the repository and tier1-3, and added tests.
open webrev at http://cr.openjdk.java.net/~coleenp/2019/8181171.01/webrev bug link https://bugs.openjdk.java.net/browse/JDK-8181171 Thanks, Coleen
