Suggestions UI - expandable item

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

Index: ios/chrome/browser/ui/suggestions/suggestions_view_controller.h
diff --git a/ios/chrome/browser/ui/suggestions/suggestions_view_controller.h b/ios/chrome/browser/ui/suggestions/suggestions_view_controller.h
index b058da84e443245e512e618b0c90daa93cedb559..8d81fd0170bc2c9beef0fd24f374ce6659ac235b 100644
--- a/ios/chrome/browser/ui/suggestions/suggestions_view_controller.h
+++ b/ios/chrome/browser/ui/suggestions/suggestions_view_controller.h
@@ -8,11 +8,13 @@
 #import <UIKit/UIKit.h>
 
 #import "ios/chrome/browser/ui/collection_view/collection_view_controller.h"
+#import "ios/chrome/browser/ui/suggestions/suggestions_expandable_item.h"
 
 @protocol SuggestionsCommands;
 
 // CollectionViewController to display the suggestions items.
-@interface SuggestionsViewController : CollectionViewController
+@interface SuggestionsViewController
+    : CollectionViewController<SuggestionsExpandableCellDelegate>
 
 // Handler for the commands sent by the SuggestionsViewController.
 @property(nonatomic, weak) id<SuggestionsCommands> suggestionCommandHandler;