8268339: Upstream: 8267989: Exceptions thrown during upcalls should be handled

Reviewed-by: psandoz, mcimadamore

src/java.base/share/classes/java/lang/System.java

@@ -2398,6 +2398,11 @@ public final class System {
             public long findNative(ClassLoader loader, String entry) {
                 return ClassLoader.findNative(loader, entry);
             }
+
+            @Override
+            public void exit(int statusCode) {
+                Shutdown.exit(statusCode);
+            }
         });
     }
 }