 				}
 			})
 			.observeOn(self.imageCreationScheduler)
-			.flatMap(.Latest) { (data: Data) -> SignalProducer<Renderer.RenderResult, NoError> in
+			.flatMap(.Latest) { data -> SignalProducer<Renderer.RenderResult, NoError> in
 				if let placeholderRenderer = placeholderRenderer {
 					return placeholderRenderer
 						.renderImageWithData(data)

		initialFrame: CGRect,
		renderer: Renderer,
		placeholderRenderer: PlaceholderRenderer? = nil,
		imageCreationScheduler: SchedulerType = QueueScheduler())
	{
		(self.requestsSignal, self.requestsObserver) = Signal.pipe()

		super.init(frame: initialFrame)

		self.backgroundColor = nil

		self.requestsSignal
			.skipRepeats()
