Replace misc. network stub flags with more flexible ones

ash/system/chromeos/network/network_connect.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 "ash/system/chromeos/network/network_connect.h"
 
 #include "ash/session_state_delegate.h"
 #include "ash/shell.h"
 #include "ash/system/chromeos/network/network_state_notifier.h"
 #include "ash/system/system_notifier.h"
@@ skipping 254 matching lines @@
       base::Bind(&CallConnectToNetwork,
                  service_path, check_error_state,
                  parent_window),
       base::Bind(&SetPropertiesFailed, "ClearProperties", service_path));
 }
 
 // Returns false if !shared and no valid profile is available, which will
 // trigger an error and abort.
 bool GetNetworkProfilePath(bool shared, std::string* profile_path) {
   if (shared) {
-    *profile_path = NetworkProfileHandler::kSharedProfilePath;
+    *profile_path = NetworkProfileHandler::GetSharedProfilePath();
     return true;
   }
 
   if (!chromeos::LoginState::Get()->IsUserAuthenticated()) {
     NET_LOG_ERROR("User profile specified before login", "");
     return false;
   }
 
   const NetworkProfile* profile  =
       NetworkHandler::Get()->network_profile_handler()->
@@ skipping 284 matching lines @@
 
 void ShowNetworkSettings(const std::string& service_path) {
   if (!ash::Shell::HasInstance())
     return;
   ash::Shell::GetInstance()->system_tray_delegate()->ShowNetworkSettings(
       service_path);
 }
 
 }  // network_connect
 }  // ash