[Mac, Win] Show a user manager tutorial once per profile.

chrome/browser/ui/views/user_manager_view.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_VIEWS_USER_MANAGER_VIEW_H_
 #define CHROME_BROWSER_UI_VIEWS_USER_MANAGER_VIEW_H_
 
 #include "chrome/browser/profiles/profile.h"
 #include "ui/views/window/dialog_delegate.h"
 
 class AutoKeepAlive;
 
 namespace views {
 class WebView;
 }
 
 // Dialog widget that contains the Desktop User Manager webui.
 class UserManagerView : public views::DialogDelegateView {
  public:
-  // Shows the User Manager or re-activates an existing one.
-  static void Show(const base::FilePath& profile_path_to_focus);
+  // Shows the User Manager or re-activates an existing one, focusing the
+  // profile given by |profile_path_to_focus|. If |show_tutorial| is true,
+  // then the user manager tutorial will be shown.
+  static void Show(const base::FilePath& profile_path_to_focus,
+                   bool show_tutorial);
 
   // Hide the User Manager.
   static void Hide();
 
   // Returns whether or not the User Manager is showing.
   static bool IsShowing();
 
  private:
   explicit UserManagerView(Profile* profile);
   virtual ~UserManagerView();
 
   // If the |guest_profile| has been initialized succesfully (according to
   // |status|), creates a new UserManagerView instance with the user with path
   // |profile_path_to_focus| focused.
   static void OnGuestProfileCreated(const base::FilePath& profile_path_to_focus,
+                                    bool show_tutorial,
                                     Profile* guest_profile,
                                     Profile::CreateStatus status);
 
   // views::View:
   virtual gfx::Size GetPreferredSize() OVERRIDE;
 
   // views::DialogDelegateView:
   virtual bool CanResize() const OVERRIDE;
   virtual bool CanMaximize() const OVERRIDE;
   virtual base::string16 GetWindowTitle() const OVERRIDE;
   virtual int GetDialogButtons() const OVERRIDE;
   virtual void WindowClosing() OVERRIDE;
   virtual bool UseNewStyleForThisDialog() const OVERRIDE;
 
   views::WebView* web_view_;
 
   scoped_ptr<AutoKeepAlive> keep_alive_;
   // An open User Manager window. There can only be one open at a time. This
   // is reset to NULL when the window is closed.
   static UserManagerView* instance_;
 
   DISALLOW_COPY_AND_ASSIGN(UserManagerView);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_USER_MANAGER_VIEW_H_