Removes WmRootWindowController::GetShell()

ash/aura/wm_root_window_controller_aura.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/aura/wm_root_window_controller_aura.h"
 
-#include "ash/aura/wm_shell_aura.h"
 #include "ash/aura/wm_window_aura.h"
 #include "ash/common/shelf/shelf_widget.h"
 #include "ash/common/shelf/wm_shelf.h"
 #include "ash/display/window_tree_host_manager.h"
 #include "ash/root_window_controller.h"
 #include "ash/shell.h"
 #include "ui/aura/env.h"
 #include "ui/aura/window.h"
 #include "ui/aura/window_property.h"
 
@@ skipping 36 matching lines @@
 
   DCHECK_EQ(aura::Env::Mode::LOCAL, aura::Env::GetInstance()->mode());
   // WmRootWindowControllerAura is owned by the RootWindowController's window.
   return new WmRootWindowControllerAura(root_window_controller);
 }
 
 bool WmRootWindowControllerAura::HasShelf() {
   return root_window_controller_->wm_shelf()->shelf_widget() != nullptr;
 }
 
-WmShell* WmRootWindowControllerAura::GetShell() {
-  return WmShell::Get();
-}
-
 WmShelf* WmRootWindowControllerAura::GetShelf() {
   return root_window_controller_->wm_shelf();
 }
 
 WmWindow* WmRootWindowControllerAura::GetWindow() {
   return WmWindowAura::Get(root_window_controller_->GetRootWindow());
 }
 
 void WmRootWindowControllerAura::OnInitialWallpaperAnimationStarted() {
   root_window_controller_->OnInitialWallpaperAnimationStarted();
   WmRootWindowController::OnInitialWallpaperAnimationStarted();
 }
 
 void WmRootWindowControllerAura::OnWallpaperAnimationFinished(
     views::Widget* widget) {
   root_window_controller_->OnWallpaperAnimationFinished(widget);
   WmRootWindowController::OnWallpaperAnimationFinished(widget);
 }
 
 bool WmRootWindowControllerAura::ShouldDestroyWindowInCloseChildWindows(
     WmWindow* window) {
   return WmWindowAura::GetAuraWindow(window)->owned_by_parent();
 }
 
 }  // namespace ash