mac: Fix bookmark drag and drop.

chrome/browser/ui/cocoa/bookmarks/bookmark_folder_target.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 CHROME_BROWSER_UI_COCOA_BOOKMARKS_BOOKMARK_FOLDER_TARGET_CONTROLLER_H_
 #define CHROME_BROWSER_UI_COCOA_BOOKMARKS_BOOKMARK_FOLDER_TARGET_CONTROLLER_H_
 
 #import <Cocoa/Cocoa.h>
 
 @class BookmarkButton;
@@ skipping 12 matching lines @@
   id<BookmarkButtonControllerProtocol> controller_;  // weak
   Profile* profile_;
 }
 
 - (id)initWithController:(id<BookmarkButtonControllerProtocol>)controller
                  profile:(Profile*)profile;
 
 // Main IBAction for a button click.
 - (IBAction)openBookmarkFolderFromButton:(id)sender;
 
-// Fill the given pasteboard with appropriate data when the given button is
-// dragged. Since the delegate has no way of providing pasteboard data later,
-// all data must actually be put into the pasteboard and not merely promised.
-- (void)fillPasteboard:(NSPasteboard*)pboard
-       forDragOfButton:(BookmarkButton*)button;
+// Returns a pasteboard item that has all bookmark information.
+- (NSPasteboardItem*)pasteboardItemForDragOfButton:(BookmarkButton*)button;
 
 @end
 
 // The (internal) |NSPasteboard| type string for bookmark button drags, used for
 // dragging buttons around the bookmark bar. The data for this type is just a
 // pointer to the |BookmarkButton| being dragged.
 extern NSString* kBookmarkButtonDragType;
 
 #endif  // CHROME_BROWSER_UI_COCOA_BOOKMARKS_BOOKMARK_FOLDER_TARGET_CONTROLLER_H_