Move components\profile_service to services\user

services/user/public/interfaces/user_service.mojom

 // 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.
 
-module profile;
+module user_service.mojom;
 
 import "components/filesystem/public/interfaces/directory.mojom";
 import "components/filesystem/public/interfaces/types.mojom";
 
 // An encapsulation around the per-profile storage.
 //
-// TODO(erg): A Profile should be strongly bound to a User; eventually, during
-// startup of the Profile process, we sandbox the process so the only directory
-// it has access to is the User's profile.
-interface ProfileService {
+// TODO(erg): An instance of UserService should be strongly bound to a specific
+// user id; eventually during startup of the User Service process, we sandbox
+// the process so the only directory it has access to is the user's directory.
+interface UserService {
   // Returns the user profile directory.
   GetDirectory(filesystem.Directory& dir) => ();
 
   // Returns a subdirectory under the profile dir. Returns a filesystem error
   // when we fail to create the subdirectory.
   GetSubDirectory(string dir_path, filesystem.Directory& dir)
       => (filesystem.FileError err);
 };