Use continual gathering to restore backup connections

webrtc/p2p/base/port.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 177 matching lines @@
 
 void Port::Construct() {
   // TODO(pthatcher): Remove this old behavior once we're sure no one
   // relies on it.  If the username_fragment and password are empty,
   // we should just create one.
   if (ice_username_fragment_.empty()) {
     ASSERT(password_.empty());
     ice_username_fragment_ = rtc::CreateRandomString(ICE_UFRAG_LENGTH);
     password_ = rtc::CreateRandomString(ICE_PWD_LENGTH);
   }
-  network_->SignalInactive.connect(this, &Port::OnNetworkInactive);
   network_->SignalTypeChanged.connect(this, &Port::OnNetworkTypeChanged);
   network_cost_ = network_->GetCost();
 
   LOG_J(LS_INFO, this) << "Port created with network cost " << network_cost_;
 }
 
 Port::~Port() {
   // Delete all of the remaining connections.  We copy the list up front
   // because each deletion will cause it to be modified.
 
@@ skipping 436 matching lines @@
                        << " to " << addr.ToSensitiveString();
 }
 
 void Port::OnMessage(rtc::Message *pmsg) {
   ASSERT(pmsg->message_id == MSG_DEAD);
   if (dead()) {
     Destroy();
   }
 }
 
-void Port::OnNetworkInactive(const rtc::Network* network) {
-  ASSERT(network == network_);
-  SignalNetworkInactive(this);
-}
-
 void Port::OnNetworkTypeChanged(const rtc::Network* network) {
   ASSERT(network == network_);
 
   UpdateNetworkCost();
 }
 
 std::string Port::ToString() const {
   std::stringstream ss;
   ss << "Port[" << std::hex << this << std::dec << ":" << content_name_ << ":"
      << component_ << ":" << generation_ << ":" << type_ << ":"
@@ skipping 865 matching lines @@
     ASSERT(sent < 0);
     error_ = port_->GetError();
     stats_.sent_discarded_packets++;
   } else {
     send_rate_tracker_.AddSamples(sent);
   }
   return sent;
 }
 
 }  // namespace cricket