Adds accessoryType property to CollectionViewItem

ios/chrome/browser/ui/settings/cells/encryption_item.mm

 // 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.
 
 #import "ios/chrome/browser/ui/settings/cells/encryption_item.h"
 
 #import "ios/third_party/material_components_ios/src/components/Palettes/src/MaterialPalettes.h"
 #import "ios/third_party/material_roboto_font_loader_ios/src/src/MaterialRobotoFontLoader.h"
 
 #if !defined(__has_feature) || !__has_feature(objc_arc)
@@ skipping 10 matching lines @@
 
 @interface EncryptionCell ()
 
 // Returns the default text color used for the given |enabled| state.
 + (UIColor*)defaultTextColorForEnabledState:(BOOL)enabled;
 
 @end
 
 @implementation EncryptionItem
 
-@synthesize accessoryType = _accessoryType;
 @synthesize text = _text;
 @synthesize enabled = _enabled;
 
 - (instancetype)initWithType:(NSInteger)type {
   self = [super initWithType:type];
   if (self) {
     self.cellClass = [EncryptionCell class];
     self.enabled = YES;
     self.accessibilityTraits |= UIAccessibilityTraitButton;
   }
   return self;
 }
 
 - (void)configureCell:(EncryptionCell*)cell {
   [super configureCell:cell];
-  cell.accessoryType = self.accessoryType;
   cell.textLabel.text = self.text;
   cell.textLabel.textColor =
       [EncryptionCell defaultTextColorForEnabledState:self.enabled];
 }
 
 @end
 
 @implementation EncryptionCell
 
 @synthesize textLabel = _textLabel;
@@ skipping 57 matching lines @@
   // Re-layout with the new preferred width to allow the label to adjust its
   // height.
   [super layoutSubviews];
 
   // Restore the real accessory type at the end of the layout.
   self.accessoryType = realAccessoryType;
 }
 
 - (void)prepareForReuse {
   [super prepareForReuse];
-  self.accessoryType = MDCCollectionViewCellAccessoryNone;
   self.textLabel.text = nil;
   [EncryptionCell defaultTextColorForEnabledState:YES];
 }
 
 #pragma mark - UIAccessibility
 
 - (NSString*)accessibilityLabel {
   return self.textLabel.text;
 }
 
 @end