message: Only check FindNextBlocksToDownload() if chain is not synced
diff: @@ -2388,6 +2388,8 @@ bool SendMessages(CNode *pto)
  }
  }
  + // If the chain is not entirely sync'd then look for new blocks to download.
  + if (!IsChainSyncd())
  {
  TRY_LOCK(cs_main, locked);
  if (locked)
  