--- old/src/hotspot/share/gc/parallel/parallelScavengeHeap.cpp	2017-11-28 11:57:08.501720701 +0100
+++ new/src/hotspot/share/gc/parallel/parallelScavengeHeap.cpp	2017-11-28 11:57:08.236723776 +0100
@@ -132,15 +132,15 @@
                                    "PS Old Gen",
                                    true /* support_usage_threshold */);
 
-  _young_mgr = new GCMemoryManager("PS Scavenge", "end of minor GC");
-  _old_mgr = new GCMemoryManager("PS MarkSweep", "end of major GC");
+  _young_manager = new GCMemoryManager("PS Scavenge", "end of minor GC");
+  _old_manager = new GCMemoryManager("PS MarkSweep", "end of major GC");
 
-  _old_mgr->add_pool(_eden_pool);
-  _old_mgr->add_pool(_survivor_pool);
-  _old_mgr->add_pool(_old_pool);
+  _old_manager->add_pool(_eden_pool);
+  _old_manager->add_pool(_survivor_pool);
+  _old_manager->add_pool(_old_pool);
 
-  _young_mgr->add_pool(_eden_pool);
-  _young_mgr->add_pool(_survivor_pool);
+  _young_manager->add_pool(_eden_pool);
+  _young_manager->add_pool(_survivor_pool);
 
   return JNI_OK;
 }
@@ -703,8 +703,8 @@
 
 GrowableArray<GCMemoryManager*> ParallelScavengeHeap::memory_managers() {
   GrowableArray<GCMemoryManager*> memory_managers(2);
-  memory_managers.append(_young_mgr);
-  memory_managers.append(_old_mgr);
+  memory_managers.append(_young_manager);
+  memory_managers.append(_old_manager);
   return memory_managers;
 }