Add new attention state to launcher

ash/launcher/launcher_types.h

 // 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.
 
 #ifndef ASH_LAUNCHER_LAUNCHER_TYPES_H_
 #define ASH_LAUNCHER_LAUNCHER_TYPES_H_
 #pragma once
 
 #include <vector>
 
@@ skipping 27 matching lines @@
   TYPE_APP_LIST,
 
   // The browser shortcut button.
   TYPE_BROWSER_SHORTCUT,
 };
 
 // Represents the status of pinned or running app launcher items.
 enum ASH_EXPORT LauncherItemStatus {
   STATUS_CLOSED,
   STATUS_RUNNING,
-  STATUS_ACTIVE
+  STATUS_ACTIVE,
+  STATUS_ATTENTION
 };
 
 struct ASH_EXPORT LauncherItem {
   LauncherItem();
   ~LauncherItem();
 
   LauncherItemType type;
 
   // Whether it is drawn as an incognito icon or not. Only used if this is
   // TYPE_TABBED. Note: This cannot be used for identifying incognito windows.
@@ skipping 14 matching lines @@
 
 // The direction of the focus cycling.
 enum ASH_EXPORT CycleDirection {
   CYCLE_FORWARD,
   CYCLE_BACKWARD
 };
 
 }  // namespace ash
 
 #endif  // ASH_LAUNCHER_LAUNCHER_TYPES_H_