MD User Manager: Display error message when all profiles are locked.

chrome/browser/ui/webui/signin/user_manager_screen_handler.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_WEBUI_SIGNIN_USER_MANAGER_SCREEN_HANDLER_H_
 #define CHROME_BROWSER_UI_WEBUI_SIGNIN_USER_MANAGER_SCREEN_HANDLER_H_
 
 #include <map>
 #include <memory>
 #include <string>
@@ skipping 64 matching lines @@
   void AttemptEasySignin(const AccountId& account_id,
                          const std::string& secret,
                          const std::string& key_label) override;
 
   void HandleInitialize(const base::ListValue* args);
   void HandleAddUser(const base::ListValue* args);
   void HandleAuthenticatedLaunchUser(const base::ListValue* args);
   void HandleLaunchGuest(const base::ListValue* args);
   void HandleLaunchUser(const base::ListValue* args);
   void HandleRemoveUser(const base::ListValue* args);
+  void HandleAreAllProfilesLocked(const base::ListValue* args);
   void HandleAttemptUnlock(const base::ListValue* args);
   void HandleHardlockUserPod(const base::ListValue* args);
   void HandleRemoveUserWarningLoadStats(const base::ListValue* args);
   void HandleGetRemoveWarningDialogMessage(const base::ListValue* args);
 
   // Callback function used by HandleRemoveUserWarningLoadStats
   void RemoveUserDialogLoadStatsCallback(
       base::FilePath profile_path,
       profiles::ProfileCategoryStats result);
 
@@ skipping 42 matching lines @@
 
   // The CancelableTaskTracker is currently used by GetProfileStatistics
   base::CancelableTaskTracker tracker_;
 
   base::WeakPtrFactory<UserManagerScreenHandler> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(UserManagerScreenHandler);
 };
 
 #endif  // CHROME_BROWSER_UI_WEBUI_SIGNIN_USER_MANAGER_SCREEN_HANDLER_H_