mash: Migrate shelf app list button to wm common types

chrome/browser/ui/ash/launcher/extension_launcher_context_menu.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 "chrome/browser/ui/ash/launcher/extension_launcher_context_menu.h"
 
 #include "ash/common/shelf/shelf_item_delegate.h"
-#include "ash/shell.h"
+#include "ash/common/wm_shell.h"
 #include "base/bind.h"
 #include "chrome/browser/extensions/context_menu_matcher.h"
 #include "chrome/browser/extensions/extension_util.h"
 #include "chrome/browser/prefs/incognito_mode_prefs.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/ash/launcher/browser_shortcut_launcher_item_controller.h"
 #include "chrome/browser/ui/ash/launcher/chrome_launcher_controller_impl.h"
 #include "chrome/browser/ui/browser_commands.h"
 #include "chrome/common/extensions/extension_constants.h"
 #include "chrome/grit/generated_resources.h"
@@ skipping 56 matching lines @@
                                  IDS_APP_CONTEXT_MENU_OPEN_MAXIMIZED);
       }
     }
   } else if (item().type == ash::TYPE_BROWSER_SHORTCUT) {
     AddItemWithStringId(MENU_NEW_WINDOW, IDS_APP_LIST_NEW_WINDOW);
     if (!controller()->GetProfile()->IsGuestSession()) {
       AddItemWithStringId(MENU_NEW_INCOGNITO_WINDOW,
                           IDS_APP_LIST_NEW_INCOGNITO_WINDOW);
     }
     if (!BrowserShortcutLauncherItemController(
-             controller(), ash::Shell::GetInstance()->shelf_model())
+             controller(), ash::WmShell::Get()->shelf_model())
              .IsListOfActiveBrowserEmpty()) {
       AddItem(MENU_CLOSE,
               l10n_util::GetStringUTF16(IDS_LAUNCHER_CONTEXT_MENU_CLOSE));
     }
   } else if (item().type == ash::TYPE_DIALOG) {
     AddItemWithStringId(MENU_CLOSE, IDS_LAUNCHER_CONTEXT_MENU_CLOSE);
   } else {
     if (item().type == ash::TYPE_PLATFORM_APP)
       AddPinMenu();
     bool show_close_button = controller()->IsOpen(item().id);
@@ skipping 124 matching lines @@
       chrome::NewEmptyWindow(
           controller()->GetProfile()->GetOffTheRecordProfile());
       break;
     default:
       if (extension_items_) {
         extension_items_->ExecuteCommand(command_id, nullptr, nullptr,
                                          content::ContextMenuParams());
       }
   }
 }