--- old/src/share/vm/gc/shared/space.cpp	2016-04-13 16:05:18.155285303 +0200
+++ new/src/share/vm/gc/shared/space.cpp	2016-04-13 16:05:18.031285298 +0200
@@ -411,22 +411,6 @@
   return compact_top;
 }
 
-
-bool CompactibleSpace::insert_deadspace(size_t& allowed_deadspace_words,
-                                        HeapWord* q, size_t deadlength) {
-  if (allowed_deadspace_words >= deadlength) {
-    allowed_deadspace_words -= deadlength;
-    CollectedHeap::fill_with_object(q, deadlength);
-    oop(q)->set_mark(oop(q)->mark()->set_marked());
-    assert((int) deadlength == oop(q)->size(), "bad filler object size");
-    // Recall that we required "q == compaction_top".
-    return true;
-  } else {
-    allowed_deadspace_words = 0;
-    return false;
-  }
-}
-
 void ContiguousSpace::prepare_for_compaction(CompactPoint* cp) {
   scan_and_forward(this, cp);
 }