Add Open in New Tab method for Reading List Delegate

ios/chrome/browser/ui/reading_list/reading_list_collection_view_controller.h

Index: ios/chrome/browser/ui/reading_list/reading_list_collection_view_controller.h
diff --git a/ios/chrome/browser/ui/reading_list/reading_list_collection_view_controller.h b/ios/chrome/browser/ui/reading_list/reading_list_collection_view_controller.h
index 8f3330193fa6dfa9661023737b2d1143f33b65f3..26bb030030549c51bcb91e0c7bde6e00663bdb68 100644
--- a/ios/chrome/browser/ui/reading_list/reading_list_collection_view_controller.h
+++ b/ios/chrome/browser/ui/reading_list/reading_list_collection_view_controller.h
@@ -15,6 +15,7 @@ namespace favicon {
 class LargeIconService;
 }
 
+class GURL;
 @class ReadingListCollectionViewController;
 @class ReadingListCollectionViewItem;
 class ReadingListDownloadService;
@@ -54,6 +55,21 @@ readingListCollectionViewController:
                            openItem:
                                (ReadingListCollectionViewItem*)readingListItem;
 
+// Opens |URL| in a new tab |incognito| or not.
+- (void)readingListCollectionViewController:
+            (ReadingListCollectionViewController*)
+                readingListCollectionViewController
+                          openNewTabWithURL:(const GURL&)URL
+                                  incognito:(BOOL)incognito;
+
+// Opens the offline url |offlineURL| of the entry saved in the reading list
+// model with the |entryURL| url.
+- (void)readingListCollectionViewController:
+            (ReadingListCollectionViewController*)
+                readingListCollectionViewController
+                             openOfflineURL:(const GURL&)offlineURL
+                      correspondingEntryURL:(const GURL&)entryURL;
+
 @end
 
 @interface ReadingListCollectionViewController