Upstream Chrome on iOS source code [3/11].

ios/chrome/browser/ui/bookmarks/bookmark_promo_cell.h

+// Copyright 2014 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_BOOKMARKS_BOOKMARK_PROMO_CELL_H_
+#define IOS_CHROME_BROWSER_UI_BOOKMARKS_BOOKMARK_PROMO_CELL_H_
+
+#import <UIKit/UIKit.h>
+
+@class BookmarkPromoCell;
+
+@protocol BookmarkPromoCellDelegate
+
+// Called when the SIGN IN button is tapped.
+- (void)bookmarkPromoCellDidTapSignIn:(BookmarkPromoCell*)bookmarkPromoCell;
+
+// Called when the NO THANKS button is tapped.
+- (void)bookmarkPromoCellDidTapDismiss:(BookmarkPromoCell*)bookmarkPromoCell;
+
+@end
+
+@interface BookmarkPromoCell : UICollectionViewCell
+
++ (NSString*)reuseIdentifier;
+
+@property(nonatomic, assign) id<BookmarkPromoCellDelegate> delegate;
+
+@end
+
+#endif  // IOS_CHROME_BROWSER_UI_BOOKMARKS_BOOKMARK_PROMO_CELL_H_