yback is actually started. The load control may opt to return <code>
 false</code> until some condition has been met (e.g. a certain amount of media is buffered).</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>timeline</code> - The current <a href="Timeline.html" title="class in com.google.android.exoplayer2"><code>Timeline</code></a> in ExoPlayer. Can be <a href="Timeline.html#EMPTY"><code>Timeline.EMPTY</code></a> only
     when the deprecated <a href="#shouldStartPlayback(long,