--- old/src/hotspot/share/gc/g1/g1HotCardCache.hpp	2019-02-01 00:03:37.259775001 -0500
+++ new/src/hotspot/share/gc/g1/g1HotCardCache.hpp	2019-02-01 00:03:36.915756906 -0500
@@ -32,8 +32,7 @@
 #include "runtime/thread.hpp"
 #include "utilities/globalDefinitions.hpp"
 
-class CardTableEntryClosure;
-class DirtyCardQueue;
+class G1CardTableEntryClosure;
 class G1CollectedHeap;
 class HeapRegion;
 
@@ -112,7 +111,7 @@
 
   // Refine the cards that have delayed as a result of
   // being in the cache.
-  void drain(CardTableEntryClosure* cl, uint worker_i);
+  void drain(G1CardTableEntryClosure* cl, uint worker_i);
 
   // Set up for parallel processing of the cards in the hot cache
   void reset_hot_cache_claimed_index() {