Adds support for autoscrolling on drag to bookmark tree/table....

chrome/views/chrome_menu.h

 // Copyright (c) 2006-2008 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 CHROME_VIEWS_CHROME_MENU_H__
 #define CHROME_VIEWS_CHROME_MENU_H__
 
 #include <list>
 
 #include "base/gfx/point.h"
@@ skipping 189 matching lines @@
 //    and does NOT block the caller. Instead the delegate is notified when the
 //    menu closes via the DropMenuClosed method.
 
 class MenuItemView : public View {
   friend class MenuController;
 
  public:
   // ID used to identify menu items.
   static const int kMenuItemViewID;
 
-  // Used to determine whether a drop is on an item or before/after it. If
-  // a drop occurs kDropBetweenPixels from the top/bottom it is considered
-  // before/after the menu item, otherwise it is on the item.
-  static const int kDropBetweenPixels;
-
   // If true SetNestableTasksAllowed(true) is invoked before MessageLoop::Run
   // is invoked. This is only useful for testing and defaults to false.
   static bool allow_task_nesting_during_run_;
 
   // Different types of menu items.
   enum Type {
     NORMAL,
     SUBMENU,
     CHECKBOX,
     RADIO,
@@ skipping 711 matching lines @@
   // underway.
   scoped_ptr<MenuScrollTask> scroll_task_;
 
   DISALLOW_EVIL_CONSTRUCTORS(MenuController);
 };
 
 }  // namespace views
 
 #endif  // CHROME_VIEWS_CHROME_MENU_H__