Moves Shell::maximize_mode_controller() to WmShell

ash/content/display/screen_orientation_controller_chromeos_unittest.cc

 // Copyright 2014 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/display/screen_orientation_controller_chromeos.h"
 
 #include <memory>
 #include <vector>
 
 #include "ash/common/ash_switches.h"
 #include "ash/common/display/display_info.h"
 #include "ash/common/wm/maximize_mode/maximize_mode_controller.h"
+#include "ash/common/wm_shell.h"
 #include "ash/content/shell_content_state.h"
 #include "ash/display/display_manager.h"
 #include "ash/shell.h"
 #include "ash/test/ash_test_base.h"
 #include "ash/test/ash_test_helper.h"
 #include "ash/test/content/test_shell_content_state.h"
 #include "ash/test/display_manager_test_api.h"
 #include "ash/test/test_shell_delegate.h"
 #include "ash/test/test_system_tray_delegate.h"
 #include "base/command_line.h"
@@ skipping 18 matching lines @@
 const float kDegreesToRadians = 3.1415926f / 180.0f;
 const float kMeanGravity = -9.8066f;
 
 DisplayInfo CreateDisplayInfo(int64_t id, const gfx::Rect& bounds) {
   DisplayInfo info(id, "dummy", false);
   info.SetBounds(bounds);
   return info;
 }
 
 void EnableMaximizeMode(bool enable) {
-  Shell::GetInstance()
-      ->maximize_mode_controller()
-      ->EnableMaximizeModeWindowManager(enable);
+  WmShell::Get()->maximize_mode_controller()->EnableMaximizeModeWindowManager(
+      enable);
 }
 
 bool RotationLocked() {
   return Shell::GetInstance()
       ->screen_orientation_controller()
       ->rotation_locked();
 }
 
 void SetDisplayRotationById(int64_t display_id,
                             display::Display::Rotation rotation) {
@@ skipping 586 matching lines @@
 
   Shell::GetInstance()->screen_orientation_controller()->SetDisplayRotation(
       kNewRotation, display::Display::ROTATION_SOURCE_ACTIVE);
 
   EXPECT_EQ(
       kNewRotation,
       display_manager->GetDisplayInfo(kInternalDisplayId).GetActiveRotation());
 }
 
 }  // namespace ash