Delete unused tutorial code from profile switcher/user manager.

chrome/browser/ui/profile_chooser_constants.h

 // Copyright 2014 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_PROFILE_CHOOSER_CONSTANTS_H_
 #define CHROME_BROWSER_UI_PROFILE_CHOOSER_CONSTANTS_H_
 
 #include "third_party/skia/include/core/SkColor.h"
 
 namespace profiles {
@@ skipping 11 matching lines @@
   // Shows a web view for adding secondary accounts.
   BUBBLE_VIEW_MODE_GAIA_ADD_ACCOUNT,
   // Shows a web view for reauthenticating an account.
   BUBBLE_VIEW_MODE_GAIA_REAUTH,
   // Shows a view for confirming account removal.
   BUBBLE_VIEW_MODE_ACCOUNT_REMOVAL,
   // Shows a view for switching user.
   BUBBLE_VIEW_MODE_SWITCH_USER,
 };
 
-// Tutorial modes that can be displayed in the profile chooser bubble.
-enum TutorialMode {
-  // No tutorial card shown.
-  TUTORIAL_MODE_NONE,
-  // A tutorial card shown to confirm Chrome signin.
-  TUTORIAL_MODE_CONFIRM_SIGNIN,
-  // A tutorial card shown to introduce an upgrade user to the new avatar menu.
-  TUTORIAL_MODE_WELCOME_UPGRADE,
-  // A tutorial card shown to display the signin errors.
-  TUTORIAL_MODE_SHOW_ERROR,
-};
-
 };  // namespace profiles
 
 #endif  // CHROME_BROWSER_UI_PROFILE_CHOOSER_CONSTANTS_H_