Merge "docs: Update to doc on listening for restrictions-changed intent" into lmp-docs

  {@link android.content.Intent#ACTION_APPLICATION_RESTRICTIONS_CHANGED

  ACTION_APPLICATION_RESTRICTIONS_CHANGED} intent. Your app has to listen for

  this intent so you can change the app's behavior when the restriction settings

  change. The following code shows how to dynamically register a broadcast

  receiver for this intent:

  change.</p>

<p class="note">

  <strong>Note:</strong> The {@link

  android.content.Intent#ACTION_APPLICATION_RESTRICTIONS_CHANGED

  ACTION_APPLICATION_RESTRICTIONS_CHANGED} intent is sent only to listeners

  that are dynamically registered, <em>not</em> to listeners that are declared

  in the app manifest.

</p>

<p>

  The following code shows how to dynamically register a broadcast receiver for

  this intent:

</p>

<pre>IntentFilter restrictionsFilter =