1 files changed, 6 insertions, 12 deletions

diff --git a/src/wallet/wallet.h b/src/wallet/wallet.h
index bceeb12fbb..73ad3bdeca 100644
--- a/src/wallet/wallet.h
+++ b/src/wallet/wallet.h
@@ -208,7 +208,7 @@ public:
         Init();
     }
 
-    CMerkleTx(CTransactionRef arg)
+    explicit CMerkleTx(CTransactionRef arg)
     {
         SetTx(std::move(arg));
         Init();
@@ -548,7 +548,7 @@ public:
     //! todo: add something to note what created it (user, getnewaddress, change)
     //!   maybe should have a map<string, string> property map
 
-    CWalletKey(int64_t nExpires=0);
+    explicit CWalletKey(int64_t nExpires=0);
 
     ADD_SERIALIZE_METHODS;
 
@@ -651,7 +651,7 @@ private:
  * A CWallet is an extension of a keystore, which also maintains a set of transactions and balances,
  * and provides the ability to create new transactions.
  */
-class CWallet : public CCryptoKeyStore, public CValidationInterface
+class CWallet final : public CCryptoKeyStore, public CValidationInterface
 {
 private:
     static std::atomic<bool> fFlushScheduled;
@@ -765,7 +765,7 @@ public:
     }
 
     // Create wallet with passed-in database handle
-    CWallet(std::unique_ptr<CWalletDBWrapper> dbw_in) : dbw(std::move(dbw_in))
+    explicit CWallet(std::unique_ptr<CWalletDBWrapper> dbw_in) : dbw(std::move(dbw_in))
     {
         SetNull();
     }
@@ -807,8 +807,6 @@ public:
 
     std::map<CTxDestination, CAddressBookData> mapAddressBook;
 
-    CPubKey vchDefaultKey;
-
     std::set<COutPoint> setLockedCoins;
 
     const CWalletTx* GetWalletTx(const uint256& hash) const;
@@ -974,8 +972,6 @@ public:
      */
     void MarkReserveKeysAsUsed(int64_t keypool_id);
     const std::map<CKeyID, int64_t>& GetAllReserveKeys() const { return m_pool_key_to_index; }
-    /** Does the wallet have at least min_keys in the keypool? */
-    bool HasUnusedKeys(int min_keys) const;
 
     std::set< std::set<CTxDestination> > GetAddressGroupings();
     std::map<CTxDestination, CAmount> GetAddressBalances();
@@ -1030,8 +1026,6 @@ public:
         return setInternalKeyPool.size() + setExternalKeyPool.size();
     }
 
-    bool SetDefaultKey(const CPubKey &vchPubKey);
-
     //! signify that a particular wallet feature is now used. this may change nWalletVersion and nWalletMaxVersion if those are lower
     bool SetMinVersion(enum WalletFeature, CWalletDB* pwalletdbIn = nullptr, bool fExplicit = false);
 
@@ -1115,7 +1109,7 @@ public:
 };
 
 /** A key allocated from the key pool. */
-class CReserveKey : public CReserveScript
+class CReserveKey final : public CReserveScript
 {
 protected:
     CWallet* pwallet;
@@ -1123,7 +1117,7 @@ protected:
     CPubKey vchPubKey;
     bool fInternal;
 public:
-    CReserveKey(CWallet* pwalletIn)
+    explicit CReserveKey(CWallet* pwalletIn)
     {
         nIndex = -1;
         pwallet = pwalletIn;