[Sync] Refactor sync manager into interface.

chrome/browser/sync/glue/sync_backend_host_unittest.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 "chrome/browser/sync/glue/sync_backend_host.h"
 
 #include <cstddef>
 
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop.h"
 #include "chrome/browser/sync/invalidations/invalidator_storage.h"
 #include "chrome/browser/sync/sync_prefs.h"
 #include "chrome/test/base/testing_profile.h"
 #include "content/public/test/test_browser_thread.h"
 #include "googleurl/src/gurl.h"
 #include "net/url_request/test_url_fetcher_factory.h"
 #include "sync/internal_api/public/base/model_type.h"
 #include "sync/internal_api/public/engine/model_safe_worker.h"
+#include "sync/internal_api/public/sync_manager_factory.h"
 #include "sync/internal_api/public/util/experiments.h"
 #include "sync/protocol/encryption.pb.h"
 #include "sync/protocol/sync_protocol_error.h"
 #include "sync/util/test_unrecoverable_error_handler.h"
 #include "testing/gmock/include/gmock/gmock.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 using content::BrowserThread;
 
 namespace browser_sync {
@@ skipping 69 matching lines @@
   InvalidatorStorage invalidator_storage(profile.GetPrefs());
   SyncBackendHost backend(profile.GetDebugName(),
                           &profile, sync_prefs.AsWeakPtr(),
                           invalidator_storage.AsWeakPtr());
 
   MockSyncFrontend mock_frontend;
   syncer::SyncCredentials credentials;
   credentials.email = "user@example.com";
   credentials.sync_token = "sync_token";
   syncer::TestUnrecoverableErrorHandler handler;
+  syncer::SyncManagerFactory sync_manager_factory;
   backend.Initialize(&mock_frontend,
                      syncer::WeakHandle<syncer::JsEventHandler>(),
                      GURL(k_mock_url),
                      syncer::ModelTypeSet(),
                      credentials,
                      true,
+                     &sync_manager_factory,
                      &handler,
                      NULL);
   backend.StopSyncingForShutdown();
   backend.Shutdown(false);
 }
 
 // TODO(akalin): Write more SyncBackendHost unit tests.
 
 }  // namespace browser_sync