Revert of mash: Fix MusPropertyMirrorAsh for owned properties; add test.

ash/public/cpp/shelf_item_types.h

Index: ash/public/cpp/shelf_item_types.h
diff --git a/ash/public/cpp/shelf_item_types.h b/ash/public/cpp/shelf_item_types.h
deleted file mode 100644
index 448f08e16f72cd2b0c00365da77303e7836e0d6d..0000000000000000000000000000000000000000
--- a/ash/public/cpp/shelf_item_types.h
+++ /dev/null
@@ -1,90 +0,0 @@
-// Copyright 2017 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.
-
-#ifndef ASH_PUBLIC_CPP_SHELF_ITEM_TYPES_H_
-#define ASH_PUBLIC_CPP_SHELF_ITEM_TYPES_H_
-
-#include <string>
-#include <vector>
-
-#include "base/strings/string16.h"
-#include "ui/gfx/image/image_skia.h"
-
-namespace ash {
-
-typedef int ShelfID;
-const int kInvalidShelfID = 0;
-
-// The type of a shelf item.
-enum ShelfItemType {
-  // Represents a running app panel.
-  TYPE_APP_PANEL,
-
-  // Represents a pinned shortcut to an app.
-  TYPE_APP_SHORTCUT,
-
-  // Toggles visiblity of the app list.
-  TYPE_APP_LIST,
-
-  // The browser shortcut button.
-  TYPE_BROWSER_SHORTCUT,
-
-  // Represents an app: Extension "V1" (legacy packaged and hosted) apps,
-  //                    Extension "V2" (platform) apps,
-  //                    Arc (App Runtime for Chrome - Android Play Store) apps.
-  TYPE_APP,
-
-  // Represents a dialog.
-  TYPE_DIALOG,
-
-  // Default value.
-  TYPE_UNDEFINED,
-};
-
-// Represents the status of applications in the shelf.
-enum ShelfItemStatus {
-  // A closed shelf item, i.e. has no live instance.
-  STATUS_CLOSED,
-  // A shelf item that has live instance.
-  STATUS_RUNNING,
-  // An active shelf item that has focus.
-  STATUS_ACTIVE,
-  // A shelf item that needs user's attention.
-  STATUS_ATTENTION,
-};
-
-struct ShelfItem {
-  ShelfItem();
-  ShelfItem(const ShelfItem& shelf_item);
-  ~ShelfItem();
-
-  ShelfItemType type = TYPE_UNDEFINED;
-
-  // Image to display in the shelf.
-  gfx::ImageSkia image;
-
-  // Assigned by the model when the item is added.
-  ShelfID id = kInvalidShelfID;
-
-  // Running status.
-  ShelfItemStatus status = STATUS_CLOSED;
-
-  // The application id for this shelf item; only populated for some items.
-  std::string app_id;
-
-  // The title to display for tooltips, etc.
-  base::string16 title;
-
-  // Whether the tooltip should be shown on hover; generally true.
-  bool shows_tooltip = true;
-
-  // Whether the item is pinned by a policy preference (ie. user cannot un-pin).
-  bool pinned_by_policy = false;
-};
-
-typedef std::vector<ShelfItem> ShelfItems;
-
-}  // namespace ash
-
-#endif  // ASH_PUBLIC_CPP_SHELF_ITEM_TYPES_H_