1 files changed, 3 insertions, 7 deletions
diff --git a/src/interfaces/chain.cpp b/src/interfaces/chain.cpp
index 59623284d2..eaddcd9dd2 100644
--- a/src/interfaces/chain.cpp
+++ b/src/interfaces/chain.cpp
@@ -37,7 +37,7 @@
 namespace interfaces {
 namespace {
 
-class LockImpl : public Chain::Lock
+class LockImpl : public Chain::Lock, public UniqueLock<CCriticalSection>
 {
     Optional<int> getHeight() override
     {
@@ -155,10 +155,7 @@ class LockImpl : public Chain::Lock
         return AcceptToMemoryPool(::mempool, state, tx, nullptr /* missing inputs */, nullptr /* txn replaced */,
             false /* bypass limits */, absurd_fee);
     }
-};
 
-class LockingStateImpl : public LockImpl, public UniqueLock<CCriticalSection>
-{
     using UniqueLock::UniqueLock;
 };
 
@@ -249,13 +246,12 @@ class ChainImpl : public Chain
 public:
     std::unique_ptr<Chain::Lock> lock(bool try_lock) override
     {
-        auto result = MakeUnique<LockingStateImpl>(::cs_main, "cs_main", __FILE__, __LINE__, try_lock);
+        auto result = MakeUnique<LockImpl>(::cs_main, "cs_main", __FILE__, __LINE__, try_lock);
         if (try_lock && result && !*result) return {};
         // std::move necessary on some compilers due to conversion from
-        // LockingStateImpl to Lock pointer
+        // LockImpl to Lock pointer
         return std::move(result);
     }
-    std::unique_ptr<Chain::Lock> assumeLocked() override { return MakeUnique<LockImpl>(); }
     bool findBlock(const uint256& hash, CBlock* block, int64_t* time, int64_t* time_max) override
     {
         CBlockIndex* index;