Adds WindowManagerManager to mus

mash/wm/root_window_controller.cc

 // 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.
 
 #include "mash/wm/root_window_controller.h"
 
 #include <stdint.h>
 
 #include "base/bind.h"
 #include "components/mus/common/util.h"
@@ skipping 18 matching lines @@
 
 const uint32_t kWindowSwitchAccelerator = 1;
 
 void AssertTrue(bool success) {
   DCHECK(success);
 }
 
 }  // namespace
 
 // static
-RootWindowController* RootWindowController::CreateUsingWindowTreeHost(
-    WindowManagerApplication* app) {
-  RootWindowController* controller = new RootWindowController(app);
-  mus::CreateWindowTreeHost(app->connector(), controller,
-                            &controller->window_tree_host_,
-                            controller->window_manager_.get());
-  return controller;
-}
-
-// static
 RootWindowController* RootWindowController::CreateFromDisplay(
     WindowManagerApplication* app,
     mus::mojom::DisplayPtr display,
     mojo::InterfaceRequest<mus::mojom::WindowTreeClient> client_request) {
   RootWindowController* controller = new RootWindowController(app);
   controller->display_ = std::move(display);
   mus::WindowTreeConnection::CreateForWindowManager(
       controller, std::move(client_request),
       mus::WindowTreeConnection::CreateType::DONT_WAIT_FOR_EMBED,
       controller->window_manager_.get());
@@ skipping 74 matching lines @@
       GetWindowForContainer(mojom::Container::USER_BACKGROUND);
   layout_manager_[user_background].reset(new BackgroundLayout(user_background));
   mus::Window* login_app = GetWindowForContainer(mojom::Container::LOGIN_APP);
   layout_manager_[login_app].reset(new ScreenlockLayout(login_app));
   mus::Window* user_shelf = GetWindowForContainer(mojom::Container::USER_SHELF);
   layout_manager_[user_shelf].reset(new ShelfLayout(user_shelf));
 
   mus::Window* window = GetWindowForContainer(mojom::Container::USER_WINDOWS);
   layout_manager_[window].reset(new WindowLayout(window));
   window_manager_client()->AddActivationParent(window);
-  window_tree_host_->SetTitle("Mash");
 
   AddAccelerators();
 
   window_manager_->Initialize(this, app_->mash_shell());
 
   shadow_controller_.reset(new ShadowController(root->connection()));
 
   app_->OnRootWindowControllerDoneInit(this);
 }
 
@@ skipping 53 matching lines @@
                   mojom::Container::LOGIN_WINDOWS);
   CreateContainer(mojom::Container::SYSTEM_MODAL_WINDOWS,
                   mojom::Container::ROOT);
   CreateContainer(mojom::Container::KEYBOARD, mojom::Container::ROOT);
   CreateContainer(mojom::Container::MENUS, mojom::Container::ROOT);
   CreateContainer(mojom::Container::TOOLTIPS, mojom::Container::ROOT);
 }
 
 }  // namespace wm
 }  // namespace mash