Move //mojo/services/X/public/... to //mojo/services/X/... (part 1).

mojo/services/files/public/c/lib/singletons.h

-// Copyright 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 SERVICES_FILES_C_LIB_SINGLETONS_H_
-#define SERVICES_FILES_C_LIB_SINGLETONS_H_
-
-#include "files/public/interfaces/directory.mojom.h"
-
-namespace mojio {
-
-class DirectoryWrapper;
-class ErrnoImpl;
-class FDTable;
-
-namespace singletons {
-
-// Gets the singleton |ErrnoImpl| (creating it if necessary), which gets/sets
-// the "real" errno.
-ErrnoImpl* GetErrnoImpl();
-// Resets (destroys) the singleton |ErrnoImpl|. Warning: Do not call this unless
-// things relying on the singleton |ErrnoImpl| have been reset first.
-void ResetErrnoImpl();
-
-// Gets the singleton |FDTable| (creating it if necessary, using
-// MOJIO_CONFIG_MAX_NUM_FDS and the singleton |ErrnoImpl|).
-FDTable* GetFDTable();
-// Resets (destroys) the singleton |FDTable|.
-void ResetFDTable();
-
-// Explicitly set the singleton current working directory to |directory| (which
-// should be valid). (The singleton |DirectoryWrapper| will be reset if
-// necessary.) This uses the singleton |ErrnoImpl|.
-void SetCurrentWorkingDirectory(mojo::files::DirectoryPtr directory);
-// Gets the current working directory (i.e., the singleton |DirectoryWrapper|).
-// WARNING!!! This returns null if it was not previously set (see above) or has
-// been reset, in which case it will also use the singleton |ErrnoImpl| (to set
-// errno).
-DirectoryWrapper* GetCurrentWorkingDirectory();
-// Resets (destroys) the singleton |DirectoryWrapper|.
-void ResetCurrentWorkingDirectory();
-
-}  // namespace singletons
-}  // namespace mojio
-
-#endif  // SERVICES_FILES_C_LIB_SINGLETONS_H_