--- a/src/hotspot/share/prims/whitebox.cpp	Thu Feb 08 20:19:02 2018 +0000
+++ b/src/hotspot/share/prims/whitebox.cpp	Fri Feb 09 11:51:40 2018 +0100
@@ -528,7 +528,7 @@
     size_t total_memory() { return _total_memory; }
     size_t total_memory_to_free() { return _total_memory_to_free; }
 
-  bool doHeapRegion(HeapRegion* r) {
+  bool do_heap_region(HeapRegion* r) {
     if (r->is_old()) {
       size_t prev_live = r->marked_bytes();
       size_t live = r->live_bytes();