Set the shelf icon title explicitly for settings and task manager

ash/shelf/shelf_util.h

 // Copyright 2013 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_SHELF_SHELF_UTIL_H_
 #define ASH_SHELF_SHELF_UTIL_H_
 
 #include "ash/ash_export.h"
 #include "ash/shelf/shelf_item_types.h"
+#include "base/strings/string16.h"
 #include "ui/aura/window.h"
 
 namespace aura {
 class Window;
 }
 
 namespace ash {
 
 // A property key to store the id of the ShelfItem associated with the window.
 extern const aura::WindowProperty<ShelfID>* const kShelfID;
@@ skipping 10 matching lines @@
 // or 0 if there isn't one.
 // Note: Window of a tabbed browser will return the |ShelfID| of the
 // currently active tab.
 ASH_EXPORT ShelfID GetShelfIDForWindow(const aura::Window* window);
 
 // Creates a new ShelfItemDetails instance from |details| and sets it for
 // |window|.
 ASH_EXPORT void SetShelfItemDetailsForWindow(aura::Window* window,
                                              const ShelfItemDetails& details);
 
-// Creates a new ShelfItemDetails instance with type DIALOG and image id
-// |image_resource_id| and sets it for |window|.
+// Creates a new ShelfItemDetails instance with type DIALOG, image id
+// |image_resource_id|, and title |title|, and sets it for |window|.
 ASH_EXPORT void SetShelfItemDetailsForDialogWindow(aura::Window* window,
-                                                   int image_resource_id);
+                                                   int image_resource_id,
+                                                   const base::string16& title);
 
 // Clears ShelfItemDetails for |window|.
 // If |window| has a ShelfItem by SetShelfItemDetailsForWindow(), it will
 // be removed.
 ASH_EXPORT void ClearShelfItemDetailsForWindow(aura::Window* window);
 
 // Returns ShelfItemDetails for |window| or NULL if it doesn't have.
 // Returned ShelfItemDetails object is owned by the |window|.
 ASH_EXPORT const ShelfItemDetails* GetShelfItemDetailsForWindow(
     aura::Window* window);
 
 }  // namespace ash
 
 #endif  // ASH_SHELF_SHELF_UTIL_H_