[Payment Request] Renames a poorly named property of the AutofillEditItem.

ios/chrome/browser/ui/autofill/cells/autofill_edit_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_AUTOFILL_CELLS_AUTOFILL_EDIT_ITEM_H_
 #define IOS_CHROME_BROWSER_UI_AUTOFILL_CELLS_AUTOFILL_EDIT_ITEM_H_
 
 #import <UIKit/UIKit.h>
 
 #import "ios/chrome/browser/ui/autofill/autofill_ui_type.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 to represent and configure an AutofillEditItem. It features a label and
 // a text field.
 @interface AutofillEditItem : CollectionViewItem
 
 // The name of the text field.
 @property(nonatomic, copy) NSString* textFieldName;
 
 // The value of the text field.
 @property(nonatomic, copy) NSString* textFieldValue;
 
-// An image corresponding to the type of the credit card, if any.
-@property(nonatomic, copy) UIImage* cardTypeIcon;
+// An icon identifying the text field or its current value, if any.
+@property(nonatomic, copy) UIImage* identifyingIcon;
 
 // The inputView for the text field, if any.
 @property(nonatomic, strong) UIPickerView* inputView;
 
 // The field type this item is describing.
 @property(nonatomic, assign) AutofillUIType autofillUIType;
 
 // Whether this field is required. If YES, an "*" is appended to the name of the
 // text field to indicate that the field is required. It is also used for
 // validation purposes.
 @property(nonatomic, getter=isRequired) BOOL required;
 
 // Whether the text field is enabled for editing.
 @property(nonatomic, getter=isTextFieldEnabled) BOOL textFieldEnabled;
 
 @end
 
 // AutofillEditCell implements an MDCCollectionViewCell subclass containing a
 // label and a text field.
 @interface AutofillEditCell : MDCCollectionViewCell
 
 // Label at the leading edge of the cell. It displays the item's textFieldName.
 @property(nonatomic, strong) UILabel* textLabel;
 
 // Text field at the trailing edge of the cell. It displays the item's
 // |textFieldValue|.
 @property(nonatomic, readonly, strong) UITextField* textField;
 
-// UIImageView containing the credit card type icon.
-@property(nonatomic, readonly, strong) UIImageView* cardTypeIconView;
+// UIImageView containing the icon identifying |textField| or its current value.
+@property(nonatomic, readonly, strong) UIImageView* identifyingIconView;
 
 @end
 
 #endif  // IOS_CHROME_BROWSER_UI_AUTOFILL_CELLS_AUTOFILL_EDIT_ITEM_H_