Stop recording video

Returns a Promise that resloves to a Recording

<CameraView ux:Name="Camera" />
<JavaScript>
    Camera.startRecording()
        .then(function(recordingSession) {
            recordingSession.stop()
                .then(function(recording) { })
                .catch(function(err) { });
        })
        .catch(function(err) { }):
</JavaScript>