mus: Remove the old client lib.

services/ui/public/cpp/window_tree_host_factory.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_UI_PUBLIC_CPP_WINDOW_TREE_HOST_FACTORY_H_
-#define SERVICES_UI_PUBLIC_CPP_WINDOW_TREE_HOST_FACTORY_H_
-
-#include <memory>
-
-#include "mojo/public/cpp/bindings/binding.h"
-#include "services/ui/public/interfaces/window_tree.mojom.h"
-#include "services/ui/public/interfaces/window_tree_host.mojom.h"
-
-namespace service_manager {
-class Connector;
-}
-
-namespace ui {
-
-class WindowManagerDelegate;
-class WindowTreeClient;
-class WindowTreeClientDelegate;
-
-// The following create a new window tree host. Supply a |factory| if you have
-// already connected to mus, otherwise supply |shell|, which contacts mus and
-// obtains a WindowTreeHostFactory.
-std::unique_ptr<WindowTreeClient> CreateWindowTreeHost(
-    mojom::WindowTreeHostFactory* factory,
-    WindowTreeClientDelegate* delegate,
-    mojom::WindowTreeHostPtr* host,
-    WindowManagerDelegate* window_manager_delegate);
-std::unique_ptr<WindowTreeClient> CreateWindowTreeHost(
-    service_manager::Connector* connector,
-    WindowTreeClientDelegate* delegate,
-    mojom::WindowTreeHostPtr* host,
-    WindowManagerDelegate* window_manager_delegate);
-
-}  // namespace ui
-
-#endif  // SERVICES_UI_PUBLIC_CPP_WINDOW_TREE_HOST_FACTORY_H_