src/share/vm/gc/shared/cardTableRS.cpp

@@ -32,50 +32,10 @@
 #include "runtime/atomic.hpp"
 #include "runtime/java.hpp"
 #include "runtime/os.hpp"
 #include "utilities/macros.hpp"
 
-class HasAccumulatedModifiedOopsClosure : public KlassClosure {
-  bool _found;
- public:
-  HasAccumulatedModifiedOopsClosure() : _found(false) {}
-  void do_klass(Klass* klass) {
-    if (_found) {
-      return;
-    }
-
-    if (klass->has_accumulated_modified_oops()) {
-      _found = true;
-    }
-  }
-  bool found() {
-    return _found;
-  }
-};
-
-bool KlassRemSet::mod_union_is_clear() {
-  HasAccumulatedModifiedOopsClosure closure;
-  ClassLoaderDataGraph::classes_do(&closure);
-
-  return !closure.found();
-}
-
-
-class ClearKlassModUnionClosure : public KlassClosure {
- public:
-  void do_klass(Klass* klass) {
-    if (klass->has_accumulated_modified_oops()) {
-      klass->clear_accumulated_modified_oops();
-    }
-  }
-};
-
-void KlassRemSet::clear_mod_union() {
-  ClearKlassModUnionClosure closure;
-  ClassLoaderDataGraph::classes_do(&closure);
-}
-
 CardTableRS::CardTableRS(MemRegion whole_heap) :
   _bs(NULL),
   _cur_youngergen_card_val(youngergenP1_card)
 {
   _ct_bs = new CardTableModRefBSForCTRS(whole_heap);