[refactor] change type of unique_parents to Txid

Author: glozow

src/net_processing.cpp

@@ -2978,7 +2978,7 @@ std::optional<node::PackageToValidate> PeerManagerImpl::ProcessInvalidTx(NodeId
     if (add_extra_compact_tx && RecursiveDynamicUsage(*ptx) < 100000) {
         AddToCompactExtraTransactions(ptx);
     }
-    for (const uint256& parent_txid : unique_parents) {
+    for (const Txid& parent_txid : unique_parents) {
         if (peer) AddKnownTx(*peer, parent_txid);
     }
 

src/node/txdownloadman.h

@@ -92,7 +92,7 @@ struct PackageToValidate {
 struct RejectedTxTodo
 {
     bool m_should_add_extra_compact_tx;
-    std::vector<uint256> m_unique_parents;
+    std::vector<Txid> m_unique_parents;
     std::optional<PackageToValidate> m_package_to_validate;
 };
 

src/node/txdownloadman_impl.cpp

@@ -308,7 +308,7 @@ node::RejectedTxTodo TxDownloadManagerImpl::MempoolRejectedTx(const CTransaction
     // Whether we should call AddToCompactExtraTransactions at the end
     bool add_extra_compact_tx{first_time_failure};
     // Hashes to pass to AddKnownTx later
-    std::vector<uint256> unique_parents;
+    std::vector<Txid> unique_parents;
     // Populated if failure is reconsiderable and eligible package is found.
     std::optional<node::PackageToValidate> package_to_validate;