Move //mojo/shell to //shell

mojo/shell/domain_socket/completion_callback.h

-// Copyright (c) 2012 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 MOJO_SHELL_DOMAIN_SOCKET_COMPLETION_CALLBACK_H__
-#define MOJO_SHELL_DOMAIN_SOCKET_COMPLETION_CALLBACK_H__
-
-#include "base/callback.h"
-#include "base/cancelable_callback.h"
-
-namespace mojo {
-namespace shell {
-
-// A callback specialization that takes a single int parameter. Usually this is
-// used to report a byte count or network error code.
-typedef base::Callback<void(int)> CompletionCallback;
-
-// 64bit version of callback specialization that takes a single int64 parameter.
-// Usually this is used to report a file offset, size or network error code.
-typedef base::Callback<void(int64)> Int64CompletionCallback;
-
-typedef base::CancelableCallback<void(int)> CancelableCompletionCallback;
-
-}  // namespace shell
-}  // namespace mojo
-
-#endif  // MOJO_SHELL_DOMAIN_SOCKET_COMPLETION_CALLBACK_H__