Create a NetworkConnect class and Delegate

chrome/browser/ui/ash/system_tray_delegate_chromeos.h

 // Copyright 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.
 
 #ifndef CHROME_BROWSER_UI_ASH_SYSTEM_TRAY_DELEGATE_CHROMEOS_H_
 #define CHROME_BROWSER_UI_ASH_SYSTEM_TRAY_DELEGATE_CHROMEOS_H_
 
 #include <vector>
 
 #include "ash/ime/input_method_menu_manager.h"
@@ skipping 49 matching lines @@
       public SupervisedUserServiceObserver {
  public:
   SystemTrayDelegateChromeOS();
 
   virtual ~SystemTrayDelegateChromeOS();
 
   void InitializeOnAdapterReady(
       scoped_refptr<device::BluetoothAdapter> adapter);
 
   // Overridden from ash::SystemTrayDelegate:
   virtual void Initialize() override;

[oshima, 2014/10/24 23:14:20]

not sure why this wasn't convered in https://codereview.chromium.org/671653002. 
I'll update in a separate CL.

[stevenjb, 2014/10/27 16:25:01]

I'll go ahead and fix it here, I personally prefer fixing these with other
changes (where it makes sense) rather than introducing extra CLs.

   virtual void Shutdown() override;
   virtual bool GetTrayVisibilityOnStartup() override;
   virtual ash::user::LoginStatus GetUserLoginStatus() const override;
   virtual void ChangeProfilePicture() override;
   virtual const std::string GetEnterpriseDomain() const override;
   virtual const base::string16 GetEnterpriseMessage() const override;
   virtual const std::string GetSupervisedUserManager() const override;
   virtual const base::string16 GetSupervisedUserManagerName() const override;
   virtual const base::string16 GetSupervisedUserMessage() const override;
   virtual bool IsUserSupervised() const override;
@@ skipping 27 matching lines @@
       override;
   virtual void BluetoothStartDiscovering() override;
   virtual void BluetoothStopDiscovering() override;
   virtual void ConnectToBluetoothDevice(const std::string& address) override;
   virtual bool IsBluetoothDiscovering() override;
   virtual void GetCurrentIME(ash::IMEInfo* info) override;
   virtual void GetAvailableIMEList(ash::IMEInfoList* list) override;
   virtual void GetCurrentIMEProperties(ash::IMEPropertyInfoList* list) override;
   virtual void SwitchIME(const std::string& ime_id) override;
   virtual void ActivateIMEProperty(const std::string& key) override;
-  virtual void ShowNetworkConfigure(const std::string& network_id) override;
-  virtual bool EnrollNetwork(const std::string& network_id) override;
   virtual void ManageBluetoothDevices() override;
   virtual void ToggleBluetooth() override;
-  virtual void ShowMobileSimDialog() override;
-  virtual void ShowMobileSetupDialog(const std::string& service_path) override;
   virtual void ShowOtherNetworkDialog(const std::string& type) override;
   virtual bool GetBluetoothAvailable() override;
   virtual bool GetBluetoothEnabled() override;
   virtual bool GetBluetoothDiscovering() override;
   virtual void ChangeProxySettings() override;
   virtual ash::VolumeControlDelegate* GetVolumeControlDelegate() const override;
   virtual void SetVolumeControlDelegate(
       scoped_ptr<ash::VolumeControlDelegate> delegate) override;
   virtual bool GetSessionStartTime(base::TimeTicks* session_start_time)
       override;
@@ skipping 156 matching lines @@
 
   base::WeakPtrFactory<SystemTrayDelegateChromeOS> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(SystemTrayDelegateChromeOS);
 };
 
 ash::SystemTrayDelegate* CreateSystemTrayDelegate();
 
 }  // namespace chromeos
 #endif  // CHROME_BROWSER_UI_ASH_SYSTEM_TRAY_DELEGATE_CHROMEOS_H_