Revert of Renaming Gnubby and RemoteSecurityKey files/classes/members

remoting/host/security_key/security_key_ipc_constants.h

-// Copyright 2016 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 REMOTING_HOST_SECURITY_KEY_SECURITY_KEY_IPC_CONSTANTS_H_
-#define REMOTING_HOST_SECURITY_KEY_SECURITY_KEY_IPC_CONSTANTS_H_
-
-#include <string>
-
-namespace remoting {
-
-// Used to indicate an error during a security key forwarding session.
-extern const char kSecurityKeyConnectionError[];
-
-// Returns the name of the well-known IPC server channel used to initiate a
-// security key forwarding session.
-const std::string& GetSecurityKeyIpcChannelName();
-
-// Sets the name of the well-known IPC server channel for testing purposes.
-void SetSecurityKeyIpcChannelNameForTest(const std::string& channel_name);
-
-// Returns a path appropriate for placing a channel name.  Without this path
-// prefix, we may not have permission on linux to bind(2) a socket to a name in
-// the current directory.
-std::string GetChannelNamePathPrefixForTest();
-
-}  // namespace remoting
-
-#endif  // REMOTING_HOST_SECURITY_KEY_SECURITY_KEY_IPC_CONSTANTS_H_