diff -r 216c2aabbf1f -r f9884e190f2b src/hotspot/share/gc/g1/heapRegion.hpp
--- a/src/hotspot/share/gc/g1/heapRegion.hpp	Fri Feb 09 11:51:40 2018 +0100
+++ b/src/hotspot/share/gc/g1/heapRegion.hpp	Fri Feb 09 12:53:08 2018 +0100
@@ -719,23 +719,23 @@
 };
 
 // HeapRegionClosure is used for iterating over regions.
-// Terminates the iteration when the "do_heap_region" method returns "true".
+// Terminates the iteration when the "doHeapRegion" method returns "true".
 class HeapRegionClosure : public StackObj {
   friend class HeapRegionManager;
   friend class G1CollectionSet;
 
-  bool _is_complete;
-  void set_incomplete() { _is_complete = false; }
+  bool _complete;
+  void incomplete() { _complete = false; }
 
  public:
-  HeapRegionClosure(): _is_complete(true) {}
+  HeapRegionClosure(): _complete(true) {}
 
   // Typically called on each region until it returns true.
-  virtual bool do_heap_region(HeapRegion* r) = 0;
+  virtual bool doHeapRegion(HeapRegion* r) = 0;
 
   // True after iteration if the closure was applied to all heap regions
   // and returned "false" in all cases.
-  bool is_complete() { return _is_complete; }
+  bool complete() { return _complete; }
 };
 
 #endif // SHARE_VM_GC_G1_HEAPREGION_HPP