Show a different icon in the launcher for incognito windows

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 18 matching lines @@
 
   // Toggles visiblity of the app list.
   TYPE_APP_LIST,
 
   // The browser shortcut button.
   TYPE_BROWSER_SHORTCUT,
 };
 
 struct ASH_EXPORT LauncherItem {
   LauncherItem();
-  explicit LauncherItem(LauncherItemType type);
   ~LauncherItem();
 
   LauncherItemType type;
 
   // Number of tabs. Only used if this is TYPE_TABBED.
   int num_tabs;
 
+  // Whether it is incognito. Only used if this is TYPE_TABBED.
+  bool is_incognito;
+
   // Image to display in the launcher. If this item is TYPE_TABBED the image is
   // a favicon image.
   SkBitmap image;
 
   // Assigned by the model when the item is added.
   LauncherID id;
 };
 
 typedef std::vector<LauncherItem> LauncherItems;
 
 }  // namespace ash
 
 #endif  // ASH_LAUNCHER_LAUNCHER_TYPES_H_