WebRTC should generate default private address even when adapter enumeration is disabled.

webrtc/base/fakenetwork.h

 /*
  *  Copyright 2009 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 58 matching lines @@
   }
 
   virtual void StopUpdating() { --start_count_; }
 
   // MessageHandler interface.
   virtual void OnMessage(Message* msg) {
     DoUpdateNetworks();
   }
 
   using NetworkManagerBase::set_enumeration_permission;
+  using NetworkManagerBase::set_default_local_addresses;
 
  private:
   void DoUpdateNetworks() {
     if (start_count_ == 0)
       return;
     std::vector<Network*> networks;
     for (IfaceList::iterator it = ifaces_.begin();
          it != ifaces_.end(); ++it) {
       int prefix_length = 0;
       if (it->ipaddr().family() == AF_INET) {
         prefix_length = kFakeIPv4NetworkPrefixLength;
       } else if (it->ipaddr().family() == AF_INET6) {
         prefix_length = kFakeIPv6NetworkPrefixLength;
       }
       IPAddress prefix = TruncateIP(it->ipaddr(), prefix_length);
       scoped_ptr<Network> net(new Network(it->hostname(),
                                           it->hostname(),
                                           prefix,
                                           prefix_length));
+      net->set_default_local_address_provider(this);
       net->AddIP(it->ipaddr());
       networks.push_back(net.release());
     }
     bool changed;
     MergeNetworkList(networks, &changed);
     if (changed || !sent_first_update_) {
       SignalNetworksChanged();
       sent_first_update_ = true;
     }
   }
 
   Thread* thread_;
   IfaceList ifaces_;
   int next_index_ = 0;
   int start_count_ = 0;
   bool sent_first_update_ = false;
+
+  IPAddress default_local_ipv4_address_;
+  IPAddress default_local_ipv6_address_;
 };
 
 }  // namespace rtc
 
 #endif  // WEBRTC_BASE_FAKENETWORK_H_