Add return values to SyncerCommand

chrome/browser/sync/engine/passive_model_worker.cc

Index: chrome/browser/sync/engine/passive_model_worker.cc
diff --git a/chrome/browser/sync/engine/passive_model_worker.cc b/chrome/browser/sync/engine/passive_model_worker.cc
index d98b4517be2439290f0879b7915a28707cee3873..64be1b126bf62ee14f60a997009f7b5971bf0483 100644
--- a/chrome/browser/sync/engine/passive_model_worker.cc
+++ b/chrome/browser/sync/engine/passive_model_worker.cc
@@ -1,4 +1,4 @@
-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// 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.
 
@@ -14,7 +14,7 @@ PassiveModelWorker::PassiveModelWorker(const MessageLoop* sync_loop)
 PassiveModelWorker::~PassiveModelWorker() {
 }
 
-UnrecoverableErrorInfo PassiveModelWorker::DoWorkAndWaitUntilDone(
+SyncerError PassiveModelWorker::DoWorkAndWaitUntilDone(
     const WorkCallback& work) {
   DCHECK_EQ(MessageLoop::current(), sync_loop_);
   // Simply do the work on the current thread.