mash: Migrate shelf menus to wm common types

ash/test/test_shell_delegate.cc

 // Copyright (c) 2012 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/test/test_shell_delegate.h"
 
 #include <limits>
 
 #include "ash/app_list/app_list_presenter_delegate.h"
 #include "ash/app_list/app_list_presenter_delegate_factory.h"
@@ skipping 198 matching lines @@
 std::unique_ptr<ash::ContainerDelegate>
 TestShellDelegate::CreateContainerDelegate() {
   return base::WrapUnique(new ContainerDelegateAura);
 }
 
 std::unique_ptr<PointerWatcherDelegate>
 TestShellDelegate::CreatePointerWatcherDelegate() {
   return base::WrapUnique(new PointerWatcherDelegateAura);
 }
 
-ui::MenuModel* TestShellDelegate::CreateContextMenu(
-    ash::Shelf* shelf,
-    const ash::ShelfItem* item) {
+ui::MenuModel* TestShellDelegate::CreateContextMenu(WmShelf* wm_shelf,
+                                                    const ShelfItem* item) {
   return nullptr;
 }
 
 GPUSupport* TestShellDelegate::CreateGPUSupport() {
   // Real GPU support depends on src/content, so just use a stub.
   return new GPUSupportStub;
 }
 
 base::string16 TestShellDelegate::GetProductName() const {
   return base::string16();
 }
 
 gfx::Image TestShellDelegate::GetDeprecatedAcceleratorImage() const {
   return gfx::Image();
 }
 
 void TestShellDelegate::SetMediaCaptureState(MediaCaptureState state) {
 #if defined(OS_CHROMEOS)
   Shell* shell = Shell::GetInstance();
   static_cast<MediaDelegateImpl*>(shell->media_delegate())
       ->set_media_capture_state(state);
   shell->system_tray_notifier()->NotifyMediaCaptureChanged();
 #endif
 }
 
 }  // namespace test
 }  // namespace ash