Revert of [ObjC ARC] Converts ios/chrome/browser/ui/bookmarks:bookmarks_arc_2 to ARC.

ios/chrome/browser/ui/bookmarks/bookmark_edit_view_controller.h

 // Copyright 2014 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 IOS_CHROME_BROWSER_UI_BOOKMARKS_BOOKMARK_EDIT_VIEW_CONTROLLER_H_
 #define IOS_CHROME_BROWSER_UI_BOOKMARKS_BOOKMARK_EDIT_VIEW_CONTROLLER_H_
 
 #import <UIKit/UIKit.h>
 
 #import "ios/chrome/browser/ui/collection_view/collection_view_controller.h"
 
@@ skipping 25 matching lines @@
 @end
 
 // View controller for editing bookmarks. Allows editing of the title, URL and
 // the parent folder of the bookmark.
 //
 // This view controller will also monitor bookmark model change events and react
 // accordingly depending on whether the bookmark and folder it is editing
 // changes underneath it.
 @interface BookmarkEditViewController : CollectionViewController
 
-@property(nonatomic, weak) id<BookmarkEditViewControllerDelegate> delegate;
+@property(nonatomic, assign) id<BookmarkEditViewControllerDelegate> delegate;
 
 // Designated initializer.
 // |bookmark|: mustn't be NULL at initialization time. It also mustn't be a
 //             folder.
 - (instancetype)initWithBookmark:(const bookmarks::BookmarkNode*)bookmark
                     browserState:(ios::ChromeBrowserState*)browserState
     NS_DESIGNATED_INITIALIZER;
 - (instancetype)initWithStyle:(CollectionViewControllerStyle)style
     NS_UNAVAILABLE;
 
 // Closes the edit view as if close button was pressed.
 - (void)dismiss;
 
 @end
 
 #endif  // IOS_CHROME_BROWSER_UI_BOOKMARKS_BOOKMARK_EDIT_VIEW_CONTROLLER_H_