refactor: block import implies IsInitialBlockDownload

src/net_processing.cpp

@@ -2576,7 +2576,7 @@ void ProcessMessage(
                     LogPrint(BCLog::NET, "transaction (%s) inv sent in violation of protocol, disconnecting peer=%d\n", inv.hash.ToString(), pfrom.GetId());
                     pfrom.fDisconnect = true;
                     return;
-                } else if (!fAlreadyHave && !fImporting && !fReindex && !::ChainstateActive().IsInitialBlockDownload()) {
+                } else if (!fAlreadyHave && !chainman.ActiveChainstate().IsInitialBlockDownload()) {
                     RequestTx(State(pfrom.GetId()), inv.hash, current_time);
                 }
             }