[MD Settings][People] Force sign out only in the case of unrecoverable error

chrome/browser/sync/sync_ui_util.h

 // Copyright (c) 2012 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_SYNC_SYNC_UI_UTIL_H_
 #define CHROME_BROWSER_SYNC_SYNC_UI_UTIL_H_
 
 #include "base/strings/string16.h"
 #include "build/build_config.h"
 
@@ skipping 11 matching lines @@
 enum MessageType {
   PRE_SYNCED,  // User has not set up sync.
   SYNCED,      // We are synced and authenticated to a gmail account.
   SYNC_ERROR,  // A sync error (such as invalid credentials) has occurred.
   SYNC_PROMO,  // A situation has occurred which should be brought to the user's
                // attention, but not as an error.
 };
 
 // The action associated with the sync status.
 enum ActionType {
-  NO_ACTION,         // No action to take.
-  REAUTHENTICATE,    // User needs to reauthenticate.
-  UPGRADE_CLIENT,    // User needs to upgrade the client.
-  ENTER_PASSPHRASE,  // User needs to enter their passphrase.
+  NO_ACTION,           // No action to take.
+  REAUTHENTICATE,      // User needs to reauthenticate.
+  SIGNOUT_AND_SIGNIN,  // User needs to sign out and sign in.
+  UPGRADE_CLIENT,      // User needs to upgrade the client.
+  ENTER_PASSPHRASE,    // User needs to enter their passphrase.
 };
 
 enum StatusLabelStyle {
   PLAIN_TEXT,  // Label will be plain-text only.
   WITH_HTML    // Label may contain an HTML-formatted link.
 };
 
 // Sync errors that should be exposed to the user through the avatar button.
 enum AvatarSyncErrorType {
   NO_SYNC_ERROR,                     // No sync error.
@@ skipping 44 matching lines @@
                                                   int* content_string_id,
                                                   int* button_string_id);
 #endif
 
 MessageType GetStatus(Profile* profile,
                       browser_sync::ProfileSyncService* service,
                       const SigninManagerBase& signin);
 
 }  // namespace sync_ui_util
 #endif  // CHROME_BROWSER_SYNC_SYNC_UI_UTIL_H_