Revert of Renaming Gnubby and RemoteSecurityKey files/classes/members

remoting/host/security_key/remote_security_key_ipc_constants.cc

+// 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.
+
+#include "remoting/host/security_key/remote_security_key_ipc_constants.h"
+
+#include "base/environment.h"
+#include "base/lazy_instance.h"
+
+namespace {
+base::LazyInstance<std::string> g_remote_security_key_ipc_channel_name =
+    LAZY_INSTANCE_INITIALIZER;
+
+const char kRemoteSecurityKeyIpcChannelName[] =
+    "remote_security_key_ipc_channel";
+
+}  // namespace
+
+namespace remoting {
+
+extern const char kRemoteSecurityKeyConnectionError[] =
+    "remote_ssh_connection_error";
+
+const std::string& GetRemoteSecurityKeyIpcChannelName() {
+  if (g_remote_security_key_ipc_channel_name.Get().empty()) {
+    g_remote_security_key_ipc_channel_name.Get() =
+        kRemoteSecurityKeyIpcChannelName;
+  }
+
+  return g_remote_security_key_ipc_channel_name.Get();
+}
+
+void SetRemoteSecurityKeyIpcChannelNameForTest(
+    const std::string& channel_name) {
+  g_remote_security_key_ipc_channel_name.Get() = channel_name;
+}
+
+std::string GetChannelNamePathPrefixForTest() {
+  std::string path_prefix;
+#if defined(OS_LINUX)
+  path_prefix = "/dev/socket/";
+  std::unique_ptr<base::Environment> env(base::Environment::Create());
+  if (env->GetVar(base::env_vars::kHome, &path_prefix))
+    path_prefix += "/";
+#endif
+  return path_prefix;
+}
+
+}  // namespace remoting