Move //mojo/shell to //shell

mojo/shell/domain_socket/net_errors.h

-// 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 MOJO_SHELL_DOMAIN_SOCKET_NET_ERRORS_H__
-#define MOJO_SHELL_DOMAIN_SOCKET_NET_ERRORS_H__
-
-#include <string>
-#include <vector>
-
-#include "base/basictypes.h"
-#include "base/files/file.h"
-
-namespace mojo {
-namespace shell {
-namespace net {
-
-// Error values are negative.
-enum Error {
-  // No error.
-  OK = 0,
-
-#define NET_ERROR(label, value) ERR_ ## label = value,
-#include "mojo/shell/domain_socket/net_error_list.h"
-#undef NET_ERROR
-
-};
-
-// Returns a textual representation of the error code for logging purposes.
-std::string ErrorToString(int error);
-
-// A convenient function to translate file error to net error code.
-Error FileErrorToNetError(base::File::Error file_error);
-
-// Map system error code to Error.
-Error MapSystemError(int os_error);
-
-}  // namespace net
-}  // namespace shell
-}  // namespace mojo
-
-#endif  // MOJO_SHELL_DOMAIN_SOCKET_NET_ERRORS_H__