1 files changed, 0 insertions, 36 deletions
diff --git a/ipc/ipc_message_attachment.h b/ipc/ipc_message_attachment.h
deleted file mode 100644
index 9ff1de8..0000000
--- a/ipc/ipc_message_attachment.h
+++ /dev/null
@@ -1,36 +0,0 @@
-// Copyright (c) 2015 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 IPC_IPC_MESSAGE_ATTACHMENT_H_
-#define IPC_IPC_MESSAGE_ATTACHMENT_H_
-
-#include "base/files/file.h"
-#include "base/macros.h"
-#include "base/memory/ref_counted.h"
-#include "base/pickle.h"
-#include "build/build_config.h"
-#include "ipc/ipc.mojom.h"
-#include "ipc/ipc_export.h"
-
-namespace IPC {
-
-// Auxiliary data sent with |Message|. This can be a platform file descriptor
-// or a mojo |MessagePipe|. |GetType()| returns the type of the subclass.
-class IPC_EXPORT MessageAttachment : public base::Pickle::Attachment {
- public:
-  using Type = mojom::SerializedHandle::Type;
-
-  virtual Type GetType() const = 0;
-
- protected:
-  friend class base::RefCountedThreadSafe<MessageAttachment>;
-  MessageAttachment();
-  ~MessageAttachment() override;
-
-  DISALLOW_COPY_AND_ASSIGN(MessageAttachment);
-};
-
-}  // namespace IPC
-
-#endif  // IPC_IPC_MESSAGE_ATTACHMENT_H_