--- a/test/hotspot/jtreg/gc/metaspace/PerfCounters.java	Fri Nov 24 17:19:47 2017 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,68 +0,0 @@
-/*
- * Copyright (c) 2013, 2016, 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
- * under the terms of the GNU General Public License version 2 only, as
- * published by the Free Software Foundation.
- *
- * This code is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
- * version 2 for more details (a copy is included in the LICENSE file that
- * accompanied this code).
- *
- * You should have received a copy of the GNU General Public License version
- * 2 along with this work; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
- * or visit www.oracle.com if you need additional information or have any
- * questions.
- */
-
-import sun.jvmstat.monitor.Monitor;
-import sun.jvmstat.monitor.MonitorException;
-import sun.jvmstat.monitor.MonitoredHost;
-import sun.jvmstat.monitor.MonitoredVm;
-import sun.jvmstat.monitor.VmIdentifier;
-import jdk.test.lib.process.ProcessTools;
-
-/**
- * PerfCounters can be used to get a performance counter from the currently
- * executing VM.
- *
- * Throws a runtime exception if an error occurs while communicating with the
- * currently executing VM.
- */
-public class PerfCounters {
-    private final static MonitoredVm vm;
-
-    static {
-        try {
-            String pid = Long.toString(ProcessTools.getProcessId());
-            VmIdentifier vmId = new VmIdentifier(pid);
-            MonitoredHost host = MonitoredHost.getMonitoredHost(vmId);
-            vm = host.getMonitoredVm(vmId);
-        } catch (Exception e) {
-            throw new RuntimeException("Could not connect to the VM");
-        }
-    }
-
-    /**
-     * Returns the performance counter with the given name.
-     *
-     * @param name The name of the performance counter.
-     * @throws IllegalArgumentException If no counter with the given name exists.
-     * @throws MonitorException If an error occurs while communicating with the VM.
-     * @return The performance counter with the given name.
-     */
-    public static PerfCounter findByName(String name)
-        throws MonitorException, IllegalArgumentException {
-        Monitor m = vm.findByName(name);
-        if (m == null) {
-            throw new IllegalArgumentException("Did not find a performance counter with name " + name);
-        }
-        return new PerfCounter(m, name);
-    }
-}