Revert of [Sync] Refactor AttachmentStore classes. Introduce concept of referrer.

sync/api/fake_syncable_service.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/api/fake_syncable_service.h"
 
 #include "base/location.h"
 #include "sync/api/sync_error_factory.h"
 
 namespace syncer {
 
 FakeSyncableService::FakeSyncableService()
     : syncing_(false),
       type_(UNSPECIFIED) {}
 
 FakeSyncableService::~FakeSyncableService() {}
 
 void FakeSyncableService::set_merge_data_and_start_syncing_error(
     const SyncError& error) {
   merge_data_and_start_syncing_error_ = error;
 }
 
 void FakeSyncableService::set_process_sync_changes_error(
     const SyncError& error) {
   process_sync_changes_error_ = error;
 }
 
 void FakeSyncableService::set_attachment_store(
-    scoped_ptr<AttachmentStore> attachment_store) {
-  attachment_store_ = attachment_store.Pass();
+    const scoped_refptr<AttachmentStore>& attachment_store) {
+  attachment_store_ = attachment_store;
 }
 
 const AttachmentService* FakeSyncableService::attachment_service() const {
   return attachment_service_.get();
 }
 
 bool FakeSyncableService::syncing() const {
   return syncing_;
 }
 
@@ skipping 22 matching lines @@
 SyncDataList FakeSyncableService::GetAllSyncData(ModelType type) const {
   return SyncDataList();
 }
 
 SyncError FakeSyncableService::ProcessSyncChanges(
     const tracked_objects::Location& from_here,
     const SyncChangeList& change_list) {
   return process_sync_changes_error_;
 }
 
-scoped_ptr<AttachmentStore> FakeSyncableService::GetAttachmentStoreForSync() {
-  return attachment_store_ ? attachment_store_->CreateAttachmentStoreForSync()
-                           : scoped_ptr<AttachmentStore>();
+scoped_refptr<AttachmentStore> FakeSyncableService::GetAttachmentStore() {
+  return attachment_store_;
 }
 
 void FakeSyncableService::SetAttachmentService(
     scoped_ptr<AttachmentService> attachment_service) {
   attachment_service_ = attachment_service.Pass();
 }
 
 }  // namespace syncer