Expose font and color of the main and secondary texts in CollectionViewTextItem

ios/chrome/browser/ui/collection_view/cells/collection_view_text_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_COLLECTION_VIEW_CELLS_COLLECTION_VIEW_TEXT_ITEM_H_
 #define IOS_CHROME_BROWSER_UI_COLLECTION_VIEW_CELLS_COLLECTION_VIEW_TEXT_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"
 
 // Collection view item to represent and configure an MDCCollectionViewTextCell.
 @interface CollectionViewTextItem : CollectionViewItem
 
 // The accessory type for the represented cell.
 @property(nonatomic) MDCCollectionViewCellAccessoryType accessoryType;
 
 // The main text to display.
 @property(nonatomic, copy) NSString* text;
 
 // The secondary text to display.
 @property(nonatomic, copy) NSString* detailText;
 
 // The image to show.
 @property(nonatomic, strong) UIImage* image;
 
+// The font of the main text.

[lpromero, 2017/01/13 10:13:26]

Add to these comments which default value is used.

[Moe, 2017/01/13 15:28:19]

Done.

+@property(nonatomic, copy) UIFont* textFont;

[lpromero, 2017/01/13 10:13:26]

Also add the null_resettable attribute if you implement my last comment.

[Moe, 2017/01/13 15:28:19]

Done. Adding null_resettable to these properties requires nullability type
specifiers to be added to all the other properties too. I added nullable to
those.

+
+// The color of the main text.
+@property(nonatomic, copy) UIColor* textColor;
+
+// The font of the secondary text.
+@property(nonatomic, copy) UIFont* detailTextFont;
+
+// The color of the secondary text.
+@property(nonatomic, copy) UIColor* detailTextColor;
+
 @end
 
 #endif  // IOS_CHROME_BROWSER_UI_COLLECTION_VIEW_CELLS_COLLECTION_VIEW_TEXT_ITEM_H_