--- old/src/share/vm/gc/shared/space.hpp	2015-10-08 22:15:45.086365658 +0200
+++ new/src/share/vm/gc/shared/space.hpp	2015-10-08 22:15:45.031366972 +0200
@@ -367,6 +367,10 @@
     return oop(addr)->size();
   }
 
+  inline oop make_oop(HeapWord* addr) const {
+    return oop(addr);
+  }
+
 public:
   CompactibleSpace() :
    _compaction_top(NULL), _next_compaction_space(NULL) {}
@@ -442,6 +446,10 @@
   virtual HeapWord* forward(oop q, size_t size, CompactPoint* cp,
                     HeapWord* compact_top);
 
+  virtual oop compact_oop(HeapWord* addr) const {
+    return oop(addr);
+  }
+
   // Return a size with adjustments as required of the space.
   virtual size_t adjust_object_size_v(size_t size) const { return size; }
 
@@ -584,7 +592,7 @@
 
   // Iteration
   void oop_iterate(ExtendedOopClosure* cl);
-  void object_iterate(ObjectClosure* blk);
+  virtual void object_iterate(ObjectClosure* blk);
   // For contiguous spaces this method will iterate safely over objects
   // in the space (i.e., between bottom and top) when at a safepoint.
   void safe_object_iterate(ObjectClosure* blk);