Add login screen locale and input method device policies

chrome/browser/ui/webui/chromeos/login/signin_screen_handler.h

 // 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.
 
 #ifndef CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_SIGNIN_SCREEN_HANDLER_H_
 #define CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_SIGNIN_SCREEN_HANDLER_H_
 
 #include <map>
 #include <memory>
 #include <set>
@@ skipping 358 matching lines @@
   void HandleCancelPasswordChangedFlow(const AccountId& account_id);
   void HandleCancelUserAdding();
   void HandleMigrateUserData(const std::string& password);
   void HandleResyncUserData();
   void HandleLoginUIStateChanged(const std::string& source, bool active);
   void HandleUnlockOnLoginSuccess();
   void HandleLoginScreenUpdate();
   void HandleShowLoadingTimeoutError();
   void HandleShowSupervisedUserCreationScreen();
   void HandleFocusPod(const AccountId& account_id);
+  void HandleNoPodFocused();
   void HandleHardlockPod(const std::string& user_id);
   void HandleLaunchKioskApp(const AccountId& app_account_id,
                             bool diagnostic_mode);
   void HandleLaunchArcKioskApp(const AccountId& app_account_id);
   void HandleGetPublicSessionKeyboardLayouts(const AccountId& account_id,
                                              const std::string& locale);
   void HandleGetTouchViewState();
   void HandleLogRemoveUserWarningShown();
   void HandleFirstIncorrectPasswordAttempt(const AccountId& account_id);
   void HandleMaxIncorrectPasswordAttempts(const AccountId& account_id);
@@ skipping 35 matching lines @@
   void OnShowAddUser();
 
   net::Error FrameError() const;
 
   // input_method::ImeKeyboard::Observer implementation:
   void OnCapsLockChanged(bool enabled) override;
 
   // Callback invoked after the feedback is finished.
   void OnFeedbackFinished();
 
+  // Called when the cros property controlling allowed input methods changes.
+  void OnAllowedInputMethodsChanged();
+
   // Current UI state of the signin screen.
   UIState ui_state_ = UI_STATE_UNKNOWN;
 
   // A delegate that glues this handler with backend LoginDisplay.
   SigninScreenHandlerDelegate* delegate_ = nullptr;
 
   // A delegate used to get gfx::NativeWindow.
   NativeWindowDelegate* native_window_delegate_ = nullptr;
 
   // Whether screen should be shown right after initialization.
@@ skipping 16 matching lines @@
   CoreOobeActor* core_oobe_actor_ = nullptr;
 
   NetworkStateInformer::State last_network_state_ =
       NetworkStateInformer::UNKNOWN;
 
   base::CancelableClosure update_state_closure_;
   base::CancelableClosure connecting_closure_;
 
   content::NotificationRegistrar registrar_;
 
+  std::unique_ptr<CrosSettings::ObserverSubscription>
+      allowed_input_methods_subscription_;
+
   // Whether there is an auth UI pending. This flag is set on receiving
   // NOTIFICATION_AUTH_NEEDED and reset on either NOTIFICATION_AUTH_SUPPLIED or
   // NOTIFICATION_AUTH_CANCELLED.
   bool has_pending_auth_ui_ = false;
 
   // Used for pending GAIA reloads.
   NetworkError::ErrorReason gaia_reload_reason_ =
       NetworkError::ERROR_REASON_NONE;
 
   bool caps_lock_enabled_ = false;
@@ skipping 24 matching lines @@
 
   // True if SigninScreenHandler has already been added to OobeUI observers.
   bool oobe_ui_observer_added_ = false;
 
   bool zero_offline_timeout_for_test_ = false;
 
   std::unique_ptr<ErrorScreensHistogramHelper> histogram_helper_;
 
   std::unique_ptr<LoginFeedback> login_feedback_;
 
+  std::unique_ptr<AccountId> focused_pod_account_id_;
+
   base::WeakPtrFactory<SigninScreenHandler> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(SigninScreenHandler);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_SIGNIN_SCREEN_HANDLER_H_