[Sync] Move //sync to //components/sync.

sync/api/attachments/attachment.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 "sync/api/attachments/attachment.h"
-
-#include <stdint.h>
-
-#include "base/logging.h"
-#include "sync/internal_api/public/attachments/attachment_util.h"
-
-namespace syncer {
-
-Attachment::Attachment(const Attachment& other) = default;
-
-Attachment::~Attachment() {}
-
-// Static.
-Attachment Attachment::Create(
-    const scoped_refptr<base::RefCountedMemory>& data) {
-  uint32_t crc32c = ComputeCrc32c(data);
-  return CreateFromParts(AttachmentId::Create(data->size(), crc32c), data);
-}
-
-// Static.
-Attachment Attachment::CreateFromParts(
-    const AttachmentId& id,
-    const scoped_refptr<base::RefCountedMemory>& data) {
-  return Attachment(id, data);
-}
-
-const AttachmentId& Attachment::GetId() const { return id_; }
-
-const scoped_refptr<base::RefCountedMemory>& Attachment::GetData() const {
-  return data_;
-}
-
-uint32_t Attachment::GetCrc32c() const {
-  return id_.GetCrc32c();
-}
-
-Attachment::Attachment(const AttachmentId& id,
-                       const scoped_refptr<base::RefCountedMemory>& data)
-    : id_(id), data_(data) {
-  DCHECK_EQ(id.GetSize(), data->size());
-  DCHECK(data.get());
-}
-
-}  // namespace syncer