Move ios/ui/suggestions to ios/ui/content_suggestions

ios/chrome/browser/ui/suggestions/suggestions_article_item.h

-// Copyright 2017 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_SUGGESTIONS_SUGGESTIONS_ARTICLE_ITEM_H_
-#define IOS_CHROME_BROWSER_UI_SUGGESTIONS_SUGGESTIONS_ARTICLE_ITEM_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 an article in the suggestions.
-@interface SuggestionsArticleItem : CollectionViewItem
-
-// Initialize an article with a |title|, a |subtitle| and an |image|. |type| is
-// the type of the item.
-- (instancetype)initWithType:(NSInteger)type
-                       title:(NSString*)title
-                    subtitle:(NSString*)subtitle
-                       image:(UIImage*)image NS_DESIGNATED_INITIALIZER;
-
-- (instancetype)initWithType:(NSInteger)type NS_UNAVAILABLE;
-
-@end
-
-// Corresponding cell for an article in the suggestions.
-@interface SuggestionsArticleCell : MDCCollectionViewCell
-
-@property(nonatomic, readonly, strong) UILabel* titleLabel;
-@property(nonatomic, readonly, strong) UILabel* subtitleLabel;
-@property(nonatomic, readonly, strong) UIImageView* imageView;
-
-@end
-
-#endif  // IOS_CHROME_BROWSER_UI_SUGGESTIONS_SUGGESTIONS_ARTICLE_ITEM_H_