node/coinstats: Replace #include with fwd-declaration

dongcarl · dongcarl · commit 07156eb387ea · 2021-03-24T15:40:56.000-04:00
diff --git a/src/node/coinstats.h b/src/node/coinstats.h
@@ -8,11 +8,11 @@
 
 #include <amount.h>
 #include <uint256.h>
-#include <validation.h>
 
 #include <cstdint>
 #include <functional>
 
+class BlockManager;
 class CCoinsView;
 
 enum class CoinStatsHashType {
