FetchMore functionality backend

components/ntp_snippets/offline_pages/recent_tab_suggestions_provider.cc

Index: components/ntp_snippets/offline_pages/recent_tab_suggestions_provider.cc
diff --git a/components/ntp_snippets/offline_pages/recent_tab_suggestions_provider.cc b/components/ntp_snippets/offline_pages/recent_tab_suggestions_provider.cc
index 777e2a32254203dc78b58159c1def5634bc66d1a..1c61d7d318be58953366d9e0e647334503b92c9d 100644
--- a/components/ntp_snippets/offline_pages/recent_tab_suggestions_provider.cc
+++ b/components/ntp_snippets/offline_pages/recent_tab_suggestions_provider.cc
@@ -104,6 +104,11 @@ void RecentTabSuggestionsProvider::FetchSuggestionImage(
       FROM_HERE, base::Bind(callback, gfx::Image()));
 }
 
+void RecentTabSuggestionsProvider::FetchMore(const Category& category,
+                                             FetchedMoreCallback callback) {
+  // Ignored.
+}
+
 void RecentTabSuggestionsProvider::ClearHistory(
     base::Time begin,
     base::Time end,