message: Add IS auth to AddressPickerDialog
diff: @@ -513,7 +513,13 @@ module.exports = React.createClass({
  if (cancelled) return null;
  try {
  - const lookup = await MatrixClientPeg.get().lookupThreePid(medium, address);
  + const hsAccountToken = await MatrixClientPeg.get().getOpenIdToken();
  + if (cancelled) return null;
  +
  + const isAccountToken = await MatrixClientPeg.get().registerWithIdentityServer(hsAccountToken);
  + if (cancelled) return null;
  +
  + const lookup = await MatrixClientPeg.get().lookupThreePid(medium, address, undefined, isAccountToken);
  if (cancelled || lookup === null || !lookup.mxid) return null;
  const profile = await MatrixClientPeg.get().getProfileInfo(lookup.mxid);
  