       <li class="item">
                  <div>
                    <code>
                    <a name="/s:7Bluejay27BackgroundRestoreCompletionO8callbackyACyyccACmF"></a>
                    <a name="//apple_ref/swift/Element/callback(_:)" class="dashAnchor"></a>
                    <a class="token" href="#/s:7Bluejay27BackgroundRestoreCompletionO8callbackyACyyccACmF">callback(_:)</a>
                    </code>
                  </div>
                  <div class="height-container">
                    