--- a/graal/com.oracle.truffle.api/src/com/oracle/truffle/api/frame/FrameDescriptor.java	Wed Oct 30 20:01:50 2013 +0100
+++ b/graal/com.oracle.truffle.api/src/com/oracle/truffle/api/frame/FrameDescriptor.java	Wed Oct 30 19:05:29 2013 +0100
@@ -36,8 +36,8 @@
 public final class FrameDescriptor implements Cloneable {
 
     private final FrameTypeConversion typeConversion;
-    private final ArrayList<FrameSlotImpl> slots;
-    private final HashMap<Object, FrameSlotImpl> identifierToSlotMap;
+    private final ArrayList<FrameSlot> slots;
+    private final HashMap<Object, FrameSlot> identifierToSlotMap;
     private Assumption version;
     private HashMap<Object, Assumption> identifierToNotInFrameAssumptionMap;
 
@@ -58,7 +58,7 @@
 
     public FrameSlot addFrameSlot(Object identifier, FrameSlotKind kind) {
         assert !identifierToSlotMap.containsKey(identifier);
-        FrameSlotImpl slot = new FrameSlotImpl(this, identifier, slots.size(), kind);
+        FrameSlot slot = new FrameSlot(this, identifier, slots.size(), kind);
         slots.add(slot);
         identifierToSlotMap.put(identifier, slot);
         updateVersion();