--- old/src/hotspot/share/gc/g1/g1FullGCPrepareTask.hpp	2018-02-07 10:49:07.970578972 +0100
+++ new/src/hotspot/share/gc/g1/g1FullGCPrepareTask.hpp	2018-02-07 10:49:07.515565125 +0100
@@ -67,7 +67,7 @@
                                G1FullGCCompactionPoint* cp);
 
     void update_sets();
-    bool doHeapRegion(HeapRegion* hr);
+    bool do_heap_region(HeapRegion* hr);
     bool freed_regions();
   };