8301622: ProcessTools.java compilation gets ThreadDeath deprecation warning

Reviewed-by: dholmes, alanb

Author: afshin-zafari

test/lib/jdk/test/lib/process/ProcessTools.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2013, 2022, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2013, 2023, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -32,6 +32,7 @@
 import java.io.InputStream;
 import java.io.OutputStream;
 import java.io.PrintStream;
+import java.lang.Thread.State;
 import java.lang.reflect.InvocationTargetException;
 import java.lang.reflect.Method;
 import java.nio.charset.Charset;
@@ -823,9 +824,6 @@ static class MainThreadGroup extends ThreadGroup {
         }
 
         public void uncaughtException(Thread t, Throwable e) {
-            if (e instanceof ThreadDeath) {
-                return;
-            }
             e.printStackTrace(System.err);
             uncaughtThrowable = e;
         }