Bug 2255 - Ipv6RawSocket does not call data sent callbacks.

RELEASE_NOTES

@@ -78,6 +78,7 @@ Bugs fixed
 - Bug 2243 - TCP Socket Fork() fails to copy some parameters, causing connections to close prematurely on retransmit
 - Bug 2246 - Some DSR LogComponents and classes are not defined in a unique way.
 - Bug 2254 - Ipv[4,6]RawSocket can return the wrong number of bytes sent.
+- Bug 2255 - Ipv6RawSocket does not call data sent callbacks.
 
 Known issues
 ------------

src/internet/model/ipv6-raw-socket-impl.cc

@@ -255,6 +255,8 @@ int Ipv6RawSocketImpl::SendTo (Ptr<Packet> p, uint32_t flags, const Address& toA
               ipv6->Send (p, m_src, dst, m_protocol, route);
             }
           // Return only payload size (as Linux does).
+          NotifyDataSent (pktSize);
+          NotifySend (GetTxAvailable ());
           return pktSize - hdr.GetSerializedSize ();
         }
       else