src/hotspot/share/gc/shared/generation.hpp

rev 49912 : imported patch 8201492-properly-implement-non-contiguous-reference-processing
rev 49913 : imported patch 8201492-stefanj-review
rev 49914 : [mq]: 8201492-kim-review

@@ -98,10 +98,11 @@
 
   // Memory area reserved for generation
   VirtualSpace _virtual_space;
 
   // ("Weak") Reference processing support
+  SpanSubjectToDiscoveryClosure _span_based_discoverer;
   ReferenceProcessor* _ref_processor;
 
   // Performance Counters
   CollectorCounters* _gc_counters;