Make removed and conflicted arguments optional to remove

src/test/miner_tests.cpp

@@ -137,8 +137,7 @@ void TestPackageSelection(const CChainParams& chainparams, CScript scriptPubKey,
     // Test that packages above the min relay fee do get included, even if one
     // of the transactions is below the min relay fee
     // Remove the low fee transaction and replace with a higher fee transaction
-    std::list<CTransaction> dummy;
-    mempool.removeRecursive(tx, dummy);
+    mempool.removeRecursive(tx);
     tx.vout[0].nValue -= 2; // Now we should be just over the min relay fee
     hashLowFeeTx = tx.GetHash();
     mempool.addUnchecked(hashLowFeeTx, entry.Fee(feeToUse+2).FromTx(tx));