message: Just return the promise if it's a bg request
  This makes the code a bit neater.
diff: @@ -141,26 +141,25 @@ export default React.createClass({
  },
  _requestCallback: function(auth, background) {
  - // only set the busy flag if this is a non-background request,
  - // otherwise, the user initiated a request, so make the busy
  - // spinner appear and clear and existing error messages.
  - if (!background) {
  + const makeRequestPromise = this.props.makeRequest(auth);
  +
  + // if it's a background request, just do it: we don't want
  + // it to affect the state of our UI.
  + if (background) return makeRequestPromise;
  +
  + // otherwise, manage the state of the spinner and error messages
  this.setState({
  busy: true,
  errorText: null,
  stageErrorText: null,
  });
  - }
  - return this.props.makeRequest(auth).finally(() => {
  + return makeRequestPromise.finally(() => {
  if (this._unmounted) {
  return;
  }
  - // only unset the busy flag if this is a non-background request
  - if (!background) {
  this.setState({
  busy: false,
  });
  - }
  });
  },
  