Input methods configuration on User Adding Screen should be consistent with signin screen.

chrome/browser/chromeos/login/ui/user_adding_screen_input_methods_controller.h

+// Copyright 2014 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_CHROMEOS_LOGIN_UI_USER_ADDING_SCREEN_INPUT_METHODS_CONTROLLER_H_
+#define CHROME_BROWSER_CHROMEOS_LOGIN_UI_USER_ADDING_SCREEN_INPUT_METHODS_CONTROLLER_H_
+
+#include "base/memory/ref_counted.h"
+#include "chrome/browser/chromeos/login/ui/user_adding_screen.h"
+#include "chromeos/ime/input_method_manager.h"
+
+namespace user_manager {
+class User;
+}
+
+namespace chromeos {
+
+// Ensure a set of "Login keyboard layouts" is used at UserAddingScreen.
+class UserAddingScreenInputMethodsController
+    : public UserAddingScreen::Observer {
+ public:
+  explicit UserAddingScreenInputMethodsController(UserAddingScreen* screen);
+  virtual ~UserAddingScreenInputMethodsController();
+
+  // UserAddingScreen::Observer implementation:
+  virtual void OnUserAddingStarted() OVERRIDE;
+  virtual void OnUserAddingFinished() OVERRIDE;
+
+ private:
+  UserAddingScreen* screen_;
+
+  scoped_refptr<input_method::InputMethodManager::State> saved_ime_state_;
+  user_manager::User* active_user_on_show_;
+
+  DISALLOW_COPY_AND_ASSIGN(UserAddingScreenInputMethodsController);
+};
+
+}  // namespace chromeos
+
+#endif  // CHROME_BROWSER_CHROMEOS_LOGIN_UI_USER_ADDING_SCREEN_INPUT_METHODS_CONTROLLER_H_