[Sync] Propagate XMPP auth errors to SyncNotifierObservers

sync/notifier/sync_notifier_state.cc

+// 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.
+
+#include "sync/notifier/sync_notifier_state.h"
+
+#include "base/logging.h"
+
+namespace sync_notifier {
+
+const char* SyncNotifierStateToString(
+    SyncNotifierState sync_notifier_state) {
+  switch (sync_notifier_state) {
+    case NOTIFICATIONS_ON:
+      return "NOTIFICATIONS_ON";
+    case NOTIFICATIONS_OFF:
+      return "NOTIFICATIONS_OFF";
+    case CREDENTIALS_REJECTED:
+      return "CREDENTIALS_REJECTED";
+    default:
+      NOTREACHED();
+      return "UNKNOWN";
+  }
+}
+
+SyncNotifierState PushClientStateToSyncNotifierState(
+    notifier::PushClientState push_client_state) {
+  switch (push_client_state) {
+    case notifier::NOTIFICATIONS_ON:
+      return NOTIFICATIONS_ON;
+    case notifier::NOTIFICATIONS_OFF:
+      return NOTIFICATIONS_OFF;
+    case notifier::CREDENTIALS_REJECTED:
+      return CREDENTIALS_REJECTED;
+    default:
+      NOTREACHED();
+      return NOTIFICATIONS_OFF;
+  }
+}
+
+}  // sync_notifier