diff -r 454518b338b0 -r 7eb296a8ce2c src/hotspot/share/gc/g1/g1ConcurrentMark.hpp
--- a/src/hotspot/share/gc/g1/g1ConcurrentMark.hpp	Wed Feb 14 16:58:49 2018 +0800
+++ b/src/hotspot/share/gc/g1/g1ConcurrentMark.hpp	Wed Feb 14 13:29:45 2018 +0100
@@ -848,7 +848,7 @@
   // The header and footer are printed in the constructor and
   // destructor respectively.
   G1PrintRegionLivenessInfoClosure(const char* phase_name);
-  virtual bool doHeapRegion(HeapRegion* r);
+  virtual bool do_heap_region(HeapRegion* r);
   ~G1PrintRegionLivenessInfoClosure();
 };