--- a/hotspot/agent/src/share/classes/sun/jvm/hotspot/runtime/VirtualSpace.java	Wed Jul 05 20:31:05 2017 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,68 +0,0 @@
-/*
- * Copyright (c) 2000, 2002, 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.
- *
- */
-
-package sun.jvm.hotspot.runtime;
-
-import java.util.*;
-import sun.jvm.hotspot.debugger.*;
-import sun.jvm.hotspot.types.*;
-
-public class VirtualSpace extends VMObject {
-  private static AddressField lowField;
-  private static AddressField highField;
-  private static AddressField lowBoundaryField;
-  private static AddressField highBoundaryField;
-
-  static {
-    VM.registerVMInitializedObserver(new Observer() {
-        public void update(Observable o, Object data) {
-          initialize(VM.getVM().getTypeDataBase());
-        }
-      });
-  }
-
-  private static synchronized void initialize(TypeDataBase db) {
-    Type type = db.lookupType("VirtualSpace");
-
-    lowField          = type.getAddressField("_low");
-    highField         = type.getAddressField("_high");
-    lowBoundaryField  = type.getAddressField("_low_boundary");
-    highBoundaryField = type.getAddressField("_high_boundary");
-  }
-
-  public VirtualSpace(Address addr) {
-    super(addr);
-  }
-
-  public Address low()                          { return lowField.getValue(addr);          }
-  public Address high()                         { return highField.getValue(addr);         }
-  public Address lowBoundary()                  { return lowBoundaryField.getValue(addr);  }
-  public Address highBoundary()                 { return highBoundaryField.getValue(addr); }
-
-  /** Testers (all sizes are byte sizes) */
-  public long committedSize()                   { return high().minus(low());                                    }
-  public long reservedSize()                    { return highBoundary().minus(lowBoundary());                    }
-  public long uncommittedSize()                 { return reservedSize() - committedSize();                       }
-  public boolean contains(Address addr)         { return (low().lessThanOrEqual(addr) && addr.lessThan(high())); }
-}