Revert of TransportController refactoring.

webrtc/p2p/base/transportdescriptionfactory.cc

 /*
  *  Copyright 2012 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.
  */
 
 #include "webrtc/p2p/base/transportdescriptionfactory.h"
 
 #include "webrtc/p2p/base/transportdescription.h"
 #include "webrtc/base/helpers.h"
 #include "webrtc/base/logging.h"
 #include "webrtc/base/messagedigest.h"
+#include "webrtc/base/scoped_ptr.h"
 #include "webrtc/base/sslfingerprint.h"
 
 namespace cricket {
 
 TransportDescriptionFactory::TransportDescriptionFactory()
     : secure_(SEC_DISABLED) {
 }
 
 TransportDescription* TransportDescriptionFactory::CreateOffer(
     const TransportOptions& options,
@@ skipping 90 matching lines @@
                   << digest_alg;
     return false;
   }
 
   // Assign security role.
   desc->connection_role = role;
   return true;
 }
 
 }  // namespace cricket