--- old/src/share/vm/opto/live.cpp	2014-11-11 18:56:32.161950665 +0300
+++ new/src/share/vm/opto/live.cpp	2014-11-11 18:56:32.105950663 +0300
@@ -134,7 +134,7 @@
     while (_worklist->size()) {
       Block* block = _worklist->pop();
       IndexSet *delta = getset(block);
-      assert( delta->count(), "missing delta set" );
+      assert( !delta->is_empty(), "missing delta set" );
 
       // Add new-live-in to predecessors live-out sets
       for (uint l = 1; l < block->num_preds(); l++) {
@@ -187,14 +187,11 @@
   IndexSet *f = _free_IndexSet;
   if( !f ) {
     f = new IndexSet;
-//    f->set_arena(Thread::current()->resource_area());
-    f->initialize(_maxlrg, Thread::current()->resource_area());
+    f->initialize(_maxlrg);
   } else {
     // Pull from free list
     _free_IndexSet = f->next();
-  //f->_cnt = 0;                        // Reset to empty
-//    f->set_arena(Thread::current()->resource_area());
-    f->initialize(_maxlrg, Thread::current()->resource_area());
+    f->initialize(_maxlrg);
   }
   return f;
 }
@@ -238,7 +235,7 @@
       delta->insert(r);         // Then add to live-in set
   }
 
-  if( delta->count() ) {                // If actually added things
+  if( !delta->is_empty() ) {                // If actually added things
     _deltas[p->_pre_order-1] = delta; // Flag as on worklist now
     if( !on_worklist &&         // Not on worklist?
         first_pass.test(p->_pre_order) )