Remove obosolete SessionId setter/getter from PortAllocator.

webrtc/p2p/base/p2ptransportchannel.cc

 /*
  *  Copyright 2004 The WebRTC Project Authors. All rights reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 429 matching lines @@
       OnCandidatesReady(raw_pooled_session,
                         raw_pooled_session->ReadyCandidates());
       for (PortInterface* port : allocator_sessions_.back()->ReadyPorts()) {
         OnPortReady(raw_pooled_session, port);
       }
       if (allocator_sessions_.back()->CandidatesAllocationDone()) {
         OnCandidatesAllocationDone(raw_pooled_session);
       }
     } else {
       AddAllocatorSession(allocator_->CreateSession(
-          SessionId(), transport_name(), component(), ice_ufrag_, ice_pwd_));
+          transport_name(), component(), ice_ufrag_, ice_pwd_));
       allocator_sessions_.back()->StartGettingPorts();
     }
   }
 }
 
 // A new port is available, attempt to make connections for it
 void P2PTransportChannel::OnPortReady(PortAllocatorSession *session,
                                       PortInterface* port) {
   ASSERT(worker_thread_ == rtc::Thread::Current());
 
@@ skipping 1468 matching lines @@
 
   // During the initial state when nothing has been pinged yet, return the first
   // one in the ordered |connections_|.
   return *(std::find_if(connections_.begin(), connections_.end(),
                         [conn1, conn2](Connection* conn) {
                           return conn == conn1 || conn == conn2;
                         }));
 }
 
 }  // namespace cricket