MD User Manager: Creates new browser window for last active profile if one is not available

chrome/browser/ui/webui/signin/signin_supervised_user_import_handler.h

 // Copyright 2016 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_SIGNIN_SUPERVISED_USER_IMPORT_HANDLER_H_
 #define CHROME_BROWSER_UI_WEBUI_SIGNIN_SIGNIN_SUPERVISED_USER_IMPORT_HANDLER_H_
 
 #include <string>
 
 #include "base/callback_list.h"
@@ skipping 65 matching lines @@
   void SendExistingSupervisedUsers(Profile* profile,
                                    const base::DictionaryValue* dict);
 
   bool IsAccountConnected(Profile* profile) const;
   bool HasAuthError(Profile* profile) const;
 
   // The WebUI callback ID of the last in-flight async request. There is always
   // only one in-flight such request.
   std::string webui_callback_id_;
 
+  Profile* last_used_profile;
+
   base::WeakPtrFactory<SigninSupervisedUserImportHandler> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(SigninSupervisedUserImportHandler);
 };
 
 #endif // CHROME_BROWSER_UI_WEBUI_SIGNIN_SIGNIN_SUPERVISED_USER_IMPORT_HANDLER_H_