--- a/src/wifi/model/yans-wifi-phy.h	Sat May 07 22:05:29 2011 +0200
+++ b/src/wifi/model/yans-wifi-phy.h	Mon May 09 22:03:43 2011 +0200
@@ -135,7 +135,6 @@
   virtual Time GetStateDuration (void);
   virtual Time GetDelayUntilIdle (void);
   virtual Time GetLastRxStartTime (void) const;
-  virtual Time CalculateTxDuration (uint32_t size, WifiMode payloadMode, enum WifiPreamble preamble) const;
   virtual uint32_t GetNModes (void) const;
   virtual WifiMode GetMode (uint32_t mode) const;
   virtual double CalculateSnr (WifiMode txMode, double ber) const;