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

components/sync/api/attachments/attachment_metadata.h

Index: components/sync/api/attachments/attachment_metadata.h
diff --git a/components/sync/api/attachments/attachment_metadata.h b/components/sync/api/attachments/attachment_metadata.h
deleted file mode 100644
index 240419047e525fa50e45fb136d98d19509004d7e..0000000000000000000000000000000000000000
--- a/components/sync/api/attachments/attachment_metadata.h
+++ /dev/null
@@ -1,44 +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.
-
-#ifndef COMPONENTS_SYNC_API_ATTACHMENTS_ATTACHMENT_METADATA_H_
-#define COMPONENTS_SYNC_API_ATTACHMENTS_ATTACHMENT_METADATA_H_
-
-#include <stddef.h>
-
-#include <vector>
-
-#include "components/sync/api/attachments/attachment_id.h"
-
-namespace syncer {
-
-// This class represents immutable Attachment metadata.
-//
-// It is OK to copy and return AttachmentMetadata by value.
-class AttachmentMetadata {
- public:
-  AttachmentMetadata(const AttachmentId& id, size_t size);
-  ~AttachmentMetadata();
-
-  // Default copy and assignment are welcome.
-
-  // Returns this attachment's id.
-  const AttachmentId& GetId() const;
-
-  // Returns this attachment's size in bytes.
-  size_t GetSize() const;
-
- private:
-  // TODO(maniscalco): Reconcile AttachmentMetadata and
-  // AttachmentId. AttachmentId knows the size of the attachment so
-  // AttachmentMetadata may not be necessary (crbug/465375).
-  AttachmentId id_;
-  size_t size_;
-};
-
-typedef std::vector<AttachmentMetadata> AttachmentMetadataList;
-
-}  // namespace syncer
-
-#endif  // COMPONENTS_SYNC_API_ATTACHMENTS_ATTACHMENT_METADATA_H_