title: How to use LeDeviceListAdapter when trying to find BLE-devices?
body: <p>I'm working on an application in Android,and I follow the Codesuggestion from the Android <a href="http://developer.android.com/guide/topics/connectivity/bluetooth-le.html#find" rel="noreferrer">developers page</a></p>
  
  <p>When I type the code:</p>
  
  <pre><code>private LeDeviceListAdapter mLeDeviceListAdapter;
  </code></pre>
  
  <p>It has error message:</p>
  
  <blockquote>
    <p>LeDeviceListAdapter cannot be resolved to a type</p>
  </blockquote>
  
  <p>What do I have to fix this error??</p>