 or it needs to activate the camera to do a retina scan. It
doesn't really matter what the reason is. If you want a valid token, you're going to have to fire
off the <code><a href="../../reference/android/content/Intent.html">Intent</a></code> to get it.</p>

<pre>
private class OnTokenAcquired implements AccountManagerCallback&lt;Bundle&gt; {
    &#64;Override
    public void run(AccountManagerFuture&lt;Bundle&gt; result) {
        ...
        Intent launch = (Intent) result.getResult().get(AccountManager.