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

chrome/browser/ui/views/user_manager_view.h

Index: chrome/browser/ui/views/user_manager_view.h
diff --git a/chrome/browser/ui/views/user_manager_view.h b/chrome/browser/ui/views/user_manager_view.h
index 22b4ce7ed538e4ded3826f8b403bc52d4abeb9de..475c571cb5236f84bcaaf57272c4a1ea7e81b38a 100644
--- a/chrome/browser/ui/views/user_manager_view.h
+++ b/chrome/browser/ui/views/user_manager_view.h
@@ -17,8 +17,11 @@ 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();
@@ -34,6 +37,7 @@ class UserManagerView : public views::DialogDelegateView {
   // |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);