Move ContentSuggestions identifiers to custom target

ios/chrome/browser/ui/content_suggestions/identifier/content_suggestions_section_information.h

Index: ios/chrome/browser/ui/content_suggestions/identifier/content_suggestions_section_information.h
diff --git a/ios/chrome/browser/ui/content_suggestions/content_suggestions_section_information.h b/ios/chrome/browser/ui/content_suggestions/identifier/content_suggestions_section_information.h
similarity index 76%
rename from ios/chrome/browser/ui/content_suggestions/content_suggestions_section_information.h
rename to ios/chrome/browser/ui/content_suggestions/identifier/content_suggestions_section_information.h
index c8af1baa3a743bb944a1e94a632c59a8dad3175a..d73e065167f8c1d915ad252040ea99d1a31b0130 100644
--- a/ios/chrome/browser/ui/content_suggestions/content_suggestions_section_information.h
+++ b/ios/chrome/browser/ui/content_suggestions/identifier/content_suggestions_section_information.h
@@ -2,13 +2,11 @@
 // 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_CONTENT_SUGGESTIONS_CONTENT_SUGGESTIONS_SECTION_INFORMATION_H_
-#define IOS_CHROME_BROWSER_UI_CONTENT_SUGGESTIONS_CONTENT_SUGGESTIONS_SECTION_INFORMATION_H_
+#ifndef IOS_CHROME_BROWSER_UI_CONTENT_SUGGESTIONS_IDENTIFIER_CONTENT_SUGGESTIONS_SECTION_INFORMATION_H_
+#define IOS_CHROME_BROWSER_UI_CONTENT_SUGGESTIONS_IDENTIFIER_CONTENT_SUGGESTIONS_SECTION_INFORMATION_H_
 
 #import <Foundation/Foundation.h>
 
-#import "ios/chrome/browser/ui/collection_view/cells/collection_view_item.h"
-
 // Layout for the section and its items.
 typedef NS_ENUM(NSInteger, ContentSuggestionsSectionLayout) {
   // Follows the card layout.
@@ -37,9 +35,6 @@ typedef NS_ENUM(NSInteger, ContentSuggestionsSectionID) {
     NS_DESIGNATED_INITIALIZER;
 - (instancetype)init NS_UNAVAILABLE;
 
-// Item to display when the section is empty. If nil the section should not be
-// displayed when empty.
-@property(nonatomic, strong) CollectionViewItem* emptyCell;
 // Layout to display the content of the section.
 @property(nonatomic, assign) ContentSuggestionsSectionLayout layout;
 // ID of the section. Used for ordering.
@@ -51,4 +46,4 @@ typedef NS_ENUM(NSInteger, ContentSuggestionsSectionID) {
 
 @end
 
-#endif  // IOS_CHROME_BROWSER_UI_CONTENT_SUGGESTIONS_CONTENT_SUGGESTIONS_SECTION_INFORMATION_H_
+#endif  // IOS_CHROME_BROWSER_UI_CONTENT_SUGGESTIONS_IDENTIFIER_CONTENT_SUGGESTIONS_SECTION_INFORMATION_H_