Move mojo\shell to services\shell

mojo/shell/tests/lifecycle/lifecycle_unittest.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 mojo.shell.test.mojom;
-
-// An interface implemented by an application exposing different ways for the
-// application to "shut down" from the caller and shell's perspective.
-interface LifecycleControl {
-  // Method for ping-pong acknowledgement.
-  Ping() => ();
-
-  // Perform any normal cleanup and shut down normally.
-  GracefulQuit();
-
-  // Crash immediately and leave the shell and clients to deal with the
-  // consequences.
-  Crash();
-
-  // Not actually a shutdown from the client's perspective, but the Shell is no
-  // longer tracking this application.
-  CloseShellConnection();
-};
-
-// Implemented by an app that connects to another app, thereby creating an
-// instance for it in the shell.
-interface Parent {
-  // Connects to another app and runs the callback when that app has acked a
-  // Ping.
-  ConnectToChild() => ();
-  Quit();
-};