[JDK-8205939] JVM support to replace Unsafe.defineAnonymousClass - Java Bug System

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JVM support for new MethodHandle.Lookup defineClass which will replace Unsafe.defineAnonymousClass.

blocks

JDK-8241934 Simplify parse_stream() and remove has_class_mirror_holder_cld()

duplicates

JDK-8238358 Implementation of JEP 371: Hidden Classes

JDK-8172672 Unsafe.defineAnonymousClass should not require non-null host class argument

relates to

JDK-8223527 Clean up JVM implementation of hidden classes

JDK-8209301 JVM rename is_anonymous, host_klass to unsafe specific terminology ahead of Unsafe.defineAnonymousClass deprecation

JDK-8230816 Consolidate classData and dynamic_nest_host into a new ClassLoadInfo data structure

JDK-8235690 [nestmates] InstanceKlass::signature_name returns incorrect hidden class name

JDK-8243287 Removal of Unsafe::defineAnonymousClass

JDK-8187338 Per anonymous class class loader data is costly

(4 relates to)

1.	Add support in JFR for hidden classes	Resolved	Harold Seigel (Inactive)
2.	Add support for hidden classes to the serviceability agent	Open	Serguei Spitsyn
3.	[TESTBUG] Add hotspot tests for hidden classes and weak classes	Resolved	Harold Seigel (Inactive)
4.	Add support in dcmd for hidden classes	Resolved	Harold Seigel (Inactive)
5.	[nestmates] update jdk.vm.ci.runtime.test.TestResolvedJavaType test to verify lambdas as hidden class	Resolved	Jamsheed C M (Inactive)
6.	Rename JVM nonFindable usage to hidden	Resolved	Harold Seigel (Inactive)