[Sync] Move attachments code out of core/.

components/sync/api_impl/attachments/attachment_service_impl.cc

Index: components/sync/api_impl/attachments/attachment_service_impl.cc
diff --git a/components/sync/core_impl/attachments/attachment_service_impl.cc b/components/sync/api_impl/attachments/attachment_service_impl.cc
similarity index 92%
rename from components/sync/core_impl/attachments/attachment_service_impl.cc
rename to components/sync/api_impl/attachments/attachment_service_impl.cc
index 2b863fd5f5256c72595077ca488898bc60c7c3f4..7a1ed9018377c65837030b3e7a2a2690085a0654 100644
--- a/components/sync/core_impl/attachments/attachment_service_impl.cc
+++ b/components/sync/api_impl/attachments/attachment_service_impl.cc
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "components/sync/core/attachments/attachment_service_impl.h"
+#include "components/sync/api_impl/attachments/attachment_service_impl.h"
 
 #include <iterator>
 #include <utility>
@@ -13,8 +13,8 @@
 #include "base/threading/thread_task_runner_handle.h"
 #include "base/time/time.h"
 #include "components/sync/api/attachments/attachment.h"
-#include "components/sync/core/attachments/fake_attachment_downloader.h"
-#include "components/sync/core/attachments/fake_attachment_uploader.h"
+#include "components/sync/engine/attachments/fake_attachment_downloader.h"
+#include "components/sync/engine/attachments/fake_attachment_uploader.h"
 
 namespace syncer {
 
@@ -142,22 +142,6 @@ AttachmentServiceImpl::~AttachmentServiceImpl() {
   net::NetworkChangeNotifier::RemoveNetworkChangeObserver(this);
 }
 
-// Static.
-std::unique_ptr<AttachmentService> AttachmentServiceImpl::CreateForTest() {
-  std::unique_ptr<AttachmentStore> attachment_store =
-      AttachmentStore::CreateInMemoryStore();
-  std::unique_ptr<AttachmentUploader> attachment_uploader(
-      new FakeAttachmentUploader);
-  std::unique_ptr<AttachmentDownloader> attachment_downloader(
-      new FakeAttachmentDownloader());
-  std::unique_ptr<AttachmentService> attachment_service(
-      new AttachmentServiceImpl(
-          attachment_store->CreateAttachmentStoreForSync(),
-          std::move(attachment_uploader), std::move(attachment_downloader),
-          NULL, base::TimeDelta(), base::TimeDelta()));
-  return attachment_service;
-}
-
 void AttachmentServiceImpl::GetOrDownloadAttachments(
     const AttachmentIdList& attachment_ids,
     const GetOrDownloadCallback& callback) {