| Index: sync/test/engine/injectable_sync_context_proxy.cc | 
| diff --git a/sync/test/engine/injectable_sync_context_proxy.cc b/sync/test/engine/injectable_sync_context_proxy.cc | 
| new file mode 100644 | 
| index 0000000000000000000000000000000000000000..0c499934d4a380a4ad20776ec0e99a2ab1f0c800 | 
| --- /dev/null | 
| +++ b/sync/test/engine/injectable_sync_context_proxy.cc | 
| @@ -0,0 +1,49 @@ | 
| +// Copyright 2014 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/test/engine/injectable_sync_context_proxy.h" | 
| + | 
| +#include "sync/engine/model_type_sync_proxy_impl.h" | 
| +#include "sync/engine/model_type_sync_worker.h" | 
| + | 
| +namespace syncer { | 
| + | 
| +InjectableSyncContextProxy::InjectableSyncContextProxy( | 
| +    ModelTypeSyncWorker* worker) | 
| +    : is_worker_connected_(false), worker_(worker) { | 
| +} | 
| + | 
| +InjectableSyncContextProxy::~InjectableSyncContextProxy() { | 
| +} | 
| + | 
| +void InjectableSyncContextProxy::ConnectTypeToSync( | 
| +    syncer::ModelType type, | 
| +    const DataTypeState& data_type_state, | 
| +    base::WeakPtr<syncer::ModelTypeSyncProxyImpl> type_sync_proxy) { | 
| +  // This class is allowed to participate in only one connection. | 
| +  DCHECK(!is_worker_connected_); | 
| +  is_worker_connected_ = true; | 
| + | 
| +  // Hands off ownership of our member to the type_sync_proxy, while keeping | 
| +  // an unsafe pointer to it.  This is why we can only connect once. | 
| +  scoped_ptr<ModelTypeSyncWorker> worker(worker_); | 
| + | 
| +  type_sync_proxy->OnConnect(worker.Pass()); | 
| +} | 
| + | 
| +void InjectableSyncContextProxy::Disconnect(syncer::ModelType type) { | 
| +  // This should delete the worker, but we don't own it. | 
| +  worker_ = NULL; | 
| +} | 
| + | 
| +scoped_ptr<SyncContextProxy> InjectableSyncContextProxy::Clone() const { | 
| +  // This confuses ownership.  We trust that our callers are well-behaved. | 
| +  return scoped_ptr<SyncContextProxy>(new InjectableSyncContextProxy(worker_)); | 
| +} | 
| + | 
| +ModelTypeSyncWorker* InjectableSyncContextProxy::GetWorker() { | 
| +  return worker_; | 
| +} | 
| + | 
| +}  // namespace syncer | 
|  |