Elim parent_window parameter from network_connect

chrome/browser/chromeos/mobile/mobile_activator.cc

 // Copyright (c) 2012 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/mobile/mobile_activator.h"
 
 #include <algorithm>
 #include <map>
 #include <string>
 
@@ skipping 606 matching lines @@
           network_handler::ErrorCallback());
       return;
     }
     // Stop this callback
     continue_reconnect_timer_.Stop();
     EvaluateCellularNetwork(network);
   } else {
     LOG(WARNING) << "Connect failed, will try again in a little bit.";
     if (network) {
       VLOG(1) << "Connecting to: " << network->path();
-      ash::network_connect::ConnectToNetwork(
-          network->path(), NULL /* no parent window */);
+      ash::network_connect::ConnectToNetwork(network->path());
     }
   }
 }
 
 void MobileActivator::RefreshCellularNetworks() {
   if (state_ == PLAN_ACTIVATION_PAGE_LOADING ||
       state_ == PLAN_ACTIVATION_DONE ||
       state_ == PLAN_ACTIVATION_ERROR) {
     return;
   }
@@ skipping 525 matching lines @@
   cellular_plan_payment_time_ = base::Time::Now();
 }
 
 bool MobileActivator::HasRecentCellularPlanPayment() const {
   const int kRecentPlanPaymentHours = 6;
   return (base::Time::Now() -
           cellular_plan_payment_time_).InHours() < kRecentPlanPaymentHours;
 }
 
 }  // namespace chromeos