Adds accessoryType property to CollectionViewItem

ios/chrome/browser/ui/authentication/account_control_item.h

 // Copyright 2016 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_AUTHENTICATION_ACCOUNT_CONTROL_ITEM_H_
 #define IOS_CHROME_BROWSER_UI_AUTHENTICATION_ACCOUNT_CONTROL_ITEM_H_
 
 #import <UIKit/UIKit.h>
 
 #import "ios/chrome/browser/ui/collection_view/cells/collection_view_item.h"
 #import "ios/third_party/material_components_ios/src/components/CollectionCells/src/MaterialCollectionCells.h"
 
 // Item for account collection view and sign-in confirmation view.
 @interface AccountControlItem : CollectionViewItem
 
 @property(nonatomic, strong) UIImage* image;
 @property(nonatomic, copy) NSString* text;
 @property(nonatomic, copy) NSString* detailText;
 @property(nonatomic, assign) BOOL shouldDisplayError;
 
-// The accessory type for the represented cell.
-@property(nonatomic) MDCCollectionViewCellAccessoryType accessoryType;
-
 @end
 
 // Cell for account settings view with a leading imageView, title text label,
 // and detail text label. The imageView is top-leading aligned.
 @interface AccountControlCell : MDCCollectionViewCell
 
 @property(nonatomic, readonly, strong) UIImageView* imageView;
 @property(nonatomic, readonly, strong) UILabel* textLabel;
 @property(nonatomic, readonly, strong) UILabel* detailTextLabel;
 
 @end
 
 #endif  // IOS_CHROME_BROWSER_UI_AUTHENTICATION_ACCOUNT_CONTROL_ITEM_H_