Routes calls to WM through WS

components/mus/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 COMPONENTS_MUS_PUBLIC_CPP_WINDOW_TREE_HOST_FACTORY_H_
 #define COMPONENTS_MUS_PUBLIC_CPP_WINDOW_TREE_HOST_FACTORY_H_
 
 #include "base/basictypes.h"
 #include "base/memory/scoped_ptr.h"
+#include "components/mus/public/interfaces/window_manager.mojom.h"
 #include "components/mus/public/interfaces/window_tree.mojom.h"
 #include "components/mus/public/interfaces/window_tree_host.mojom.h"
 #include "third_party/mojo/src/mojo/public/cpp/bindings/binding.h"
 
 namespace mojo {
 class ApplicationImpl;
 }
 
 namespace mus {
 
 class WindowTreeDelegate;
 
 // Uses |factory| to create a new |host|, providing the supplied |host_client|
 // which may be null. |delegate| must not be null.
 void CreateWindowTreeHost(mojom::WindowTreeHostFactory* factory,
                           mojom::WindowTreeHostClientPtr host_client,
                           WindowTreeDelegate* delegate,
-                          mojom::WindowTreeHostPtr* host);
+                          mojom::WindowTreeHostPtr* host,
+                          mojom::WindowManagerPtr window_manager);
 
 // Creates a single host with no client by connecting to the window manager
 // application. Useful only for tests and trivial UIs.
 void CreateSingleWindowTreeHost(mojo::ApplicationImpl* app,
                                 WindowTreeDelegate* delegate,
-                                mojom::WindowTreeHostPtr* host);
+                                mojom::WindowTreeHostPtr* host,
+                                mojom::WindowManagerPtr window_manager);
 
 }  // namespace mus
 
 #endif  // COMPONENTS_MUS_PUBLIC_CPP_WINDOW_TREE_HOST_FACTORY_H_