Create a NetworkConnect class and Delegate

chrome/browser/ui/ash/system_tray_delegate_chromeos.h

Index: chrome/browser/ui/ash/system_tray_delegate_chromeos.h
diff --git a/chrome/browser/ui/ash/system_tray_delegate_chromeos.h b/chrome/browser/ui/ash/system_tray_delegate_chromeos.h
index 2f7b6f541e6c08ef0e194c8b0bb6ee58e5aac0eb..f2f9fb6cefb55db432c67436be9bab4c5d81e496 100644
--- a/chrome/browser/ui/ash/system_tray_delegate_chromeos.h
+++ b/chrome/browser/ui/ash/system_tray_delegate_chromeos.h
@@ -115,12 +115,8 @@ class SystemTrayDelegateChromeOS
   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;