message: Comments in ConnectBlock() for ProcessAnonTransaction, UpdateAnonStats
diff: @@ -2850,8 +2850,9 @@ bool CBlock::ConnectBlock(CTxDB& txdb, CBlockIndex* pindex, bool fJustCheck)
  // Watch for transactions paying to me
  BOOST_FOREACH(CTransaction& tx, vtx)
  - SyncWithWallets(tx, this, true);
  + SyncWithWallets(tx, this, true); // calls ProcessAnonTransaction() which persists anons also in txDB
  + // Update anon cache with stats of connected block (added in ProcessAnonTransaction())
  if (!pwalletMain->UpdateAnonStats(txdb, pindex->nHeight))
  return error("ConnectBlock() : UpdateAnonStats failed.");
  