Re: RFR: 8331671: Implement JEP 472: Prepare to Restrict the Use of JNI [v10]

> This PR implements [JEP 472](https://openjdk.org/jeps/472), by restricting > the use of JNI in the following ways: > > * `System::load` and `System::loadLibrary` are now restricted methods > * `Runtime::load` and `Runtime::loadLibrary` are now restricted methods > * binding a JNI `native` metho

RFR: 8338445: jdk.internal.loader.URLClassPath may leak JarFile instance when dealing with unexpected Class-Path entry in manifest

Can I please get a review of this change which proposes to fix the issue noted in https://bugs.openjdk.org/browse/JDK-8338445? The JDK internal class `jdk.internal.loader.URLClassPath` is used by classloader implementations in the JDK (for example by the `java.net.URLClassLoader` and the `jdk.