Fix style nit.

views/view.h

 // Copyright (c) 2010 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 VIEWS_VIEW_H_
 #define VIEWS_VIEW_H_
 #pragma once
 
 #include "build/build_config.h"
 
@@ skipping 22 matching lines @@
 class ThemeProvider;
 class ViewAccessibility;
 
 namespace views {
 
 class Background;
 class Border;
 class FocusManager;
 class FocusTraversable;
 class LayoutManager;
-class RestoreFocusTask;
 class RootView;
 class ScrollView;
 class Widget;
 class Window;
 
 // ContextMenuController is responsible for showing the context menu for a
 // View. To use a ContextMenuController invoke SetContextMenuController on a
 // View. When the appropriate user gesture occurs ShowContextMenu is invoked
 // on the ContextMenuController.
 //
@@ skipping 1274 matching lines @@
   // The default value for how long to wait (in ms) before showing a menu
   // button on hover. This value is used if the OS doesn't supply one.
   static const int kShowFolderDropMenuDelay;
 
   DISALLOW_COPY_AND_ASSIGN(View);
 };
 
 }  // namespace views
 
 #endif  // VIEWS_VIEW_H_