- Remove the unvisited handles code from handles implementation as it is not

runtime/vm/raw_object.h

Index: runtime/vm/raw_object.h
===================================================================
--- runtime/vm/raw_object.h	(revision 23690)
+++ runtime/vm/raw_object.h	(working copy)
@@ -347,6 +347,9 @@
   bool IsDartInstance() {
     return (!IsHeapObject() || (GetClassId() >= kInstanceCid));
   }
+  bool IsFreeListElement() {
+    return ((GetClassId() == kFreeListElement));
+  }
 
   intptr_t Size() const {
     uword tags = ptr()->tags_;