output/Plugin: delay() returns std::chrono::steady_clock::duration

src/output/plugins/PulseOutputPlugin.cxx

@@ -101,7 +101,7 @@ public:
 	void Open(AudioFormat &audio_format);
 	void Close();
 
-	unsigned Delay();
+	std::chrono::steady_clock::duration Delay();
 	size_t Play(const void *chunk, size_t size);
 	void Cancel();
 	bool Pause();
@@ -740,16 +740,16 @@ PulseOutput::StreamPause(bool pause)
 				     "pa_stream_cork() has failed");
 }
 
-inline unsigned
+inline std::chrono::steady_clock::duration
 PulseOutput::Delay()
 {
 	Pulse::LockGuard lock(mainloop);
 
-	unsigned result = 0;
+	auto result = std::chrono::steady_clock::duration::zero();
 	if (base.pause && pa_stream_is_corked(stream) &&
 	    pa_stream_get_state(stream) == PA_STREAM_READY)
 		/* idle while paused */
-		result = 1000;
+		result = std::chrono::seconds(1);
 
 	return result;
 }