src/jdk.hotspot.agent/share/classes/sun/jvm/hotspot/utilities/Hashtable.java

*** 25,34 ****
--- 25,35 ----
  package sun.jvm.hotspot.utilities;
  
  import java.util.*;
  import sun.jvm.hotspot.debugger.*;
  import sun.jvm.hotspot.types.*;
+ import sun.jvm.hotspot.oops.*;
  import sun.jvm.hotspot.runtime.*;
  
  public class Hashtable extends BasicHashtable {
    static {
      VM.registerVMInitializedObserver(new Observer() {
*** 46,55 ****
--- 47,60 ----
    // derived class may return Class<? extends HashtableEntry>
    protected Class getHashtableEntryClass() {
      return HashtableEntry.class;
    }
  
+   public int computeHash(Symbol name) {
+     return (int) name.identityHash();
+   }
+ 
    public int hashToIndex(long fullHash) {
      return (int) (fullHash % tableSize());
    }
  
    public Hashtable(Address addr) {