Remove unused packet counter field

src/net/java/sip/communicator/impl/neomedia/transform/zrtp/ZRTPTransformEngine.java

@@ -332,11 +332,6 @@ public void run()
      */
     private short senderZrtpSeqNo = 0;
 
-    /**
-     * The number of sent packets
-     */
-    private long sendPacketCount = 0;
-
     /**
      * The timeout provider instance
      * This is used for handling the ZRTP timers
@@ -627,7 +622,6 @@ public RawPacket transform(RawPacket pkt)
         }
 
         // If SRTP is active then srtpTransformer is set, use it.
-        sendPacketCount++;
         if (srtpOutTransformer == null)
         {
             return pkt;