Async: add sh_ptr<ContinuationChainLink> to Callback<>

This change enables us to finally implement the tracing of
continuations backward from the point of acquisition for deadlock
debugging.

commonLibs/livoxProto1/livoxProto1.h

@@ -5,6 +5,7 @@
 #include <string>
 #include <cstdint>
 #include <functional>
+#include <callback.h>
 
 // Forward declarations
 namespace smo {
@@ -59,12 +60,12 @@ typedef void livoxProto1_getOrCreateDeviceReqFn(
 	int handshakeTimeoutMs, int retryDelayMs,
 	const std::string& smoIp, uint8_t smoSubnetNbits,
 	uint16_t dataPort,  uint16_t cmdPort, uint16_t imuPort,
-	livoxProto1_getOrCreateDeviceReqCbFn callback);
+	smo::Callback<livoxProto1_getOrCreateDeviceReqCbFn> callback);
 
 typedef std::function<void(bool success)> livoxProto1_destroyDeviceReqCbFn;
 typedef void livoxProto1_destroyDeviceReqFn(
 	std::shared_ptr<livoxProto1::Device> device,
-	livoxProto1_destroyDeviceReqCbFn callback);
+	smo::Callback<livoxProto1_destroyDeviceReqCbFn> callback);
 
 
 livoxProto1_mainFn livoxProto1_main;