Uber's Siri and Apple Maps Integrations Have Disappeared

Uber's latest app update appears to have removed several important iOS integrations, with the service now unavailable to both Siri and Apple Maps.If you ask Siri to get you an Uber, a feature that has been available since the launch of iOS 10, Siri will say that Uber hasn't activated that feature. In the "Siri & Search" section of the Uber options in the Settings app, there's also no longer a "Use with Siri" toggle.
Similarly, in Apple Maps, you can no longer select Uber as an option when ch