Removes WmShell::NewWindow()

ash/mus/bridge/wm_shell_mus.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 "ash/mus/bridge/wm_shell_mus.h"
 
 #include <utility>
 
 #include "ash/common/accelerators/accelerator_controller.h"
 #include "ash/common/key_event_watcher.h"
@@ skipping 153 matching lines @@
     if (settings->display_id == id)
       return root_window_controller;
   }
   return nullptr;
 }
 
 aura::WindowTreeClient* WmShellMus::window_tree_client() {
   return window_manager_->window_tree_client();
 }
 
-void WmShellMus::Initialize(
-    const scoped_refptr<base::SequencedWorkerPool>& pool) {
-  WmShell::Initialize(pool);
-}
-
 void WmShellMus::Shutdown() {
   WmShell::Shutdown();
 
   window_manager_->DeleteAllRootWindowControllers();
 }
 
 bool WmShellMus::IsRunningInMash() const {
   return true;
 }
 
-WmWindow* WmShellMus::NewWindow(ui::wm::WindowType window_type,
-                                ui::LayerType layer_type) {
-  aura::Window* window = new aura::Window(nullptr);
-  window->SetType(window_type);
-  window->Init(layer_type);
-  return WmWindow::Get(window);
-}
-
 WmWindow* WmShellMus::GetFocusedWindow() {
   // TODO: remove as both WmShells use same implementation.
   return WmWindow::Get(
       aura::client::GetFocusClient(Shell::GetPrimaryRootWindow())
           ->GetFocusedWindow());
 }
 
 WmWindow* WmShellMus::GetActiveWindow() {
   // TODO: remove as both WmShells use same implementation.
   return WmWindow::Get(wm::GetActiveWindow());
@@ skipping 200 matching lines @@
 }
 
 void WmShellMus::CreatePrimaryHost() {}
 
 void WmShellMus::InitHosts(const ShellInitParams& init_params) {
   window_manager_->CreatePrimaryRootWindowController(
       base::WrapUnique(init_params.primary_window_tree_host));
 }
 }  // namespace mus
 }  // namespace ash