Server directed error handling backend code.

chrome/browser/sync/sessions/sync_protocol_error.h

+// Copyright (c) 2011 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_SESSIONS_SYNC_PROTOCOL_ERROR_H_
+#define CHROME_BROWSER_SYNC_SESSIONS_SYNC_PROTOCOL_ERROR_H_
+#pragma once
+
+#include <string>
+
+#include "base/values.h"
+
+namespace browser_sync{
+namespace sessions {
+
+enum SyncProtocolErrorType {
+  // Success case.
+  SUCCESS,
+
+  // Birthday does not match that of the server.
+  NOT_MY_BIRTHDAY,
+
+  // Server is busy. Try later.
+  THROTTLED,
+
+  // Clear user data is being currently executed by the server.
+  CLEAR_PENDING,
+
+  // Server cannot service the request now.
+  TRANSIENT_ERROR,
+
+  // Server does not wish the client to retry any more until the action has
+  // been taken.
+  NON_RETRIABLE_ERROR,
+
+  // Indicates the datatypes have been migrated and the client should resync
+  // them to get the latest progress markers.
+  MIGRATION_DONE,
+
+  // Invalid Credential.
+  INVALID_CREDENTIAL,
+
+  // The default value.
+  UNKNOWN_ERROR
+};
+
+enum ClientAction {
+  UPGRADE_CLIENT,

[tim (not reviewing), 2011/08/25 15:58:55]

Each case here should have a comment.

[lipalani1, 2011/08/26 20:07:19]

Done.

+  CLEAR_USER_DATA_AND_RESYNC,
+  ENABLE_SYNC_ON_ACCOUNT,
+  STOP_AND_RESTART_SYNC,
+  DISABLE_SYNC_ON_CLIENT,
+  UNKNOWN_ACTION
+};
+
+struct SyncProtocolError {
+  SyncProtocolErrorType error_type;
+  std::string error_description;
+  std::string url;
+  ClientAction action;
+  SyncProtocolError();
+  ~SyncProtocolError();
+  DictionaryValue* ToValue() const;
+};
+}  // namespace sessions
+}  // namespace browser_sync
+#endif  // CHROME_BROWSER_SYNC_SESSIONS_SYNC_PROTOCOL_ERROR_H_
+