Elim parent_window parameter from network_connect

ash/system/tray/system_tray_delegate.h

 // 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.
 
 #ifndef ASH_SYSTEM_TRAY_SYSTEM_TRAY_DELEGATE_H_
 #define ASH_SYSTEM_TRAY_SYSTEM_TRAY_DELEGATE_H_
 
 #include <string>
 #include <vector>
 
 #include "ash/ash_export.h"
 #include "ash/system/user/login_status.h"
 #include "base/files/file_path.h"
 #include "base/i18n/time_formatting.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/strings/string16.h"
 #include "ui/gfx/image/image_skia.h"
-#include "ui/gfx/native_widget_types.h"
 
 namespace base {
 class TimeDelta;
 class TimeTicks;
 }
 
 namespace ash {
 
 struct ASH_EXPORT NetworkIconInfo {
   NetworkIconInfo();
@@ skipping 199 matching lines @@
   virtual void GetCurrentIMEProperties(IMEPropertyInfoList* list) = 0;
 
   // Switches to the selected input method.
   virtual void SwitchIME(const std::string& ime_id) = 0;
 
   // Activates an IME property.
   virtual void ActivateIMEProperty(const std::string& key) = 0;
 
   // Shows UI to configure or activate the network specified by |network_id|,
   // which may include showing Payment or Portal UI when appropriate.
-  // |parent_window| is used to parent any configuration UI. If NULL a default
-  // window will be used.
-  virtual void ShowNetworkConfigure(const std::string& network_id,
-                                    gfx::NativeWindow parent_window) = 0;
+  virtual void ShowNetworkConfigure(const std::string& network_id) = 0;
 
   // Shows UI to enroll the network specified by |network_id| if appropriate
-  // and returns true, otherwise returns false. |parent_window| is used
-  // to parent any configuration UI. If NULL a default window will be used.
-  virtual bool EnrollNetwork(const std::string& network_id,
-                             gfx::NativeWindow parent_window) = 0;
+  // and returns true, otherwise returns false.
+  virtual bool EnrollNetwork(const std::string& network_id) = 0;
 
   // Shows UI to manage bluetooth devices.
   virtual void ManageBluetoothDevices() = 0;
 
   // Toggles bluetooth.
   virtual void ToggleBluetooth() = 0;
 
   // Shows UI to unlock a mobile sim.
   virtual void ShowMobileSimDialog() = 0;
 
@@ skipping 41 matching lines @@
   virtual bool IsSearchKeyMappedToCapsLock() = 0;
 
   // Returns accounts delegate for given user.
   virtual tray::UserAccountsDelegate* GetUserAccountsDelegate(
       const std::string& user_id) = 0;
 };
 
 }  // namespace ash
 
 #endif  // ASH_SYSTEM_TRAY_SYSTEM_TRAY_DELEGATE_H_