[Sync] Move //components/sync to the syncer namespace, take 2.

components/sync/core_impl/attachments/on_disk_attachment_store.cc

 // 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 "components/sync/core/attachments/on_disk_attachment_store.h"
 
 #include <stdint.h>
 
 #include <memory>
 #include <string>
@@ skipping 24 matching lines @@
 // Prefix for records containing attachment metadata.
 const char kMetadataPrefix[] = "metadata-";
 
 const char kDatabaseMetadataKey[] = "database-metadata";
 
 const int32_t kCurrentSchemaVersion = 1;
 
 const base::FilePath::CharType kLeveldbDirectory[] =
     FILE_PATH_LITERAL("leveldb");
 
-// Converts syncer::AttachmentStore::Component values into
+// Converts AttachmentStore::Component values into
 // attachment_store_pb::RecordMetadata::Component.
 attachment_store_pb::RecordMetadata::Component ComponentToProto(
-    syncer::AttachmentStore::Component component) {
+    AttachmentStore::Component component) {
   switch (component) {
     case AttachmentStore::MODEL_TYPE:
       return attachment_store_pb::RecordMetadata::MODEL_TYPE;
     case AttachmentStore::SYNC:
       return attachment_store_pb::RecordMetadata::SYNC;
   }
   NOTREACHED();
   return attachment_store_pb::RecordMetadata::UNKNOWN;
 }
 
@@ skipping 473 matching lines @@
   return key;
 }
 
 AttachmentMetadata OnDiskAttachmentStore::MakeAttachmentMetadata(
     const AttachmentId& attachment_id,
     const attachment_store_pb::RecordMetadata& record_metadata) {
   return AttachmentMetadata(attachment_id, record_metadata.attachment_size());
 }
 
 }  // namespace syncer