--- a/graal/com.oracle.truffle.api/src/com/oracle/truffle/api/impl/DefaultMaterializedFrame.java	Wed Oct 30 17:31:13 2013 +0100
+++ b/graal/com.oracle.truffle.api/src/com/oracle/truffle/api/impl/DefaultMaterializedFrame.java	Wed Oct 30 20:01:50 2013 +0100
@@ -136,7 +136,37 @@
     }
 
     @Override
-    public boolean isInitialized(FrameSlot slot) {
-        return wrapped.isInitialized(slot);
+    public boolean isObject(FrameSlot slot) {
+        return wrapped.isObject(slot);
+    }
+
+    @Override
+    public boolean isByte(FrameSlot slot) {
+        return wrapped.isByte(slot);
+    }
+
+    @Override
+    public boolean isBoolean(FrameSlot slot) {
+        return wrapped.isBoolean(slot);
+    }
+
+    @Override
+    public boolean isInt(FrameSlot slot) {
+        return wrapped.isInt(slot);
+    }
+
+    @Override
+    public boolean isLong(FrameSlot slot) {
+        return wrapped.isLong(slot);
+    }
+
+    @Override
+    public boolean isFloat(FrameSlot slot) {
+        return wrapped.isFloat(slot);
+    }
+
+    @Override
+    public boolean isDouble(FrameSlot slot) {
+        return wrapped.isDouble(slot);
     }
 }