[Sync] Renaming sync/api* to sync/model*.

components/sync/api/attachments/attachment_metadata.cc

Index: components/sync/api/attachments/attachment_metadata.cc
diff --git a/components/sync/api/attachments/attachment_metadata.cc b/components/sync/api/attachments/attachment_metadata.cc
deleted file mode 100644
index bb9eb22d4ce989989d04bbb92c83aaae982bcdfc..0000000000000000000000000000000000000000
--- a/components/sync/api/attachments/attachment_metadata.cc
+++ /dev/null
@@ -1,22 +0,0 @@
-// 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/api/attachments/attachment_metadata.h"
-
-namespace syncer {
-
-AttachmentMetadata::AttachmentMetadata(const AttachmentId& id, size_t size)
-    : id_(id), size_(size) {}
-
-AttachmentMetadata::~AttachmentMetadata() {}
-
-const AttachmentId& AttachmentMetadata::GetId() const {
-  return id_;
-}
-
-size_t AttachmentMetadata::GetSize() const {
-  return size_;
-}
-
-}  // namespace syncer