message: Instead of passing dft.eventDecrypted, call it instead
  So that `this` has the correct reference.
diff: @@ -1318,7 +1318,7 @@ export default React.createClass({
  // When logging out, stop tracking failures and destroy state
  cli.on("Session.logged_out", stopDft);
  - cli.on("Event.decrypted", dft.eventDecrypted);
  + cli.on("Event.decrypted", (e) => dft.eventDecrypted(e));
  const krh = new KeyRequestHandler(cli);
  cli.on("crypto.roomKeyRequest", (req) => {
  