Index: src/libchcore/TSpeedTracker.h
===================================================================
diff -u -N -r9b8cccbee0fcfeca28a112cc0253a7641f73f74f -r19925be73ffcadd9f345f10e03e55aadb3f0eeac
--- src/libchcore/TSpeedTracker.h	(.../TSpeedTracker.h)	(revision 9b8cccbee0fcfeca28a112cc0253a7641f73f74f)
+++ src/libchcore/TSpeedTracker.h	(.../TSpeedTracker.h)	(revision 19925be73ffcadd9f345f10e03e55aadb3f0eeac)
@@ -2,6 +2,7 @@
 #define __TSPEEDTRACKER_H__
 
 #include "libchcore.h"
+#include "TString.h"
 
 BEGIN_CHCORE_NAMESPACE
 
@@ -16,6 +17,9 @@
 	// retrieves speed per second
 	double GetSpeed() const;
 
+	TString ToString() const;
+	void FromString(const TString& strData);
+
 private:
 	TSpeedTracker(const TSpeedTracker&);
 	TSpeedTracker& operator=(const TSpeedTracker&);