ChromeOS: Implement CaptivePortalAuthenticationIgnoresProxy policy.

chrome/browser/chromeos/net/network_portal_detector_impl.cc

 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/chromeos/net/network_portal_detector_impl.h"
 
 #include <algorithm>
 
 #include "base/bind.h"
 #include "base/command_line.h"
@@ skipping 314 matching lines @@
 
 void NetworkPortalDetectorImpl::SetStrategy(
     PortalDetectorStrategy::StrategyId id) {
   if (id == strategy_->Id())
     return;
   strategy_ = PortalDetectorStrategy::CreateById(id, this).Pass();
   StopDetection();
   StartDetectionIfIdle();
 }
 
+void NetworkPortalDetectorImpl::OnLockScreenRequest() {
+  notification_controller_.CloseDialog();
+}
+
 void NetworkPortalDetectorImpl::DefaultNetworkChanged(
     const NetworkState* default_network) {
   DCHECK(CalledOnValidThread());
 
   notification_controller_.DefaultNetworkChanged(default_network);
   if (!default_network) {
     NET_LOG(EVENT) << "Default network changed: None";
 
     default_network_name_.clear();
 
@@ skipping 295 matching lines @@
 }
 
 void NetworkPortalDetectorImpl::ResetStrategyAndCounters() {
   last_detection_result_ = CAPTIVE_PORTAL_STATUS_UNKNOWN;
   same_detection_result_count_ = 0;
   no_response_result_count_ = 0;
   strategy_->Reset();
 }
 
 }  // namespace chromeos