Add CategoryInfo for meta information of content suggestions Categories

components/ntp_snippets/content_suggestions_service.cc

Index: components/ntp_snippets/content_suggestions_service.cc
diff --git a/components/ntp_snippets/content_suggestions_service.cc b/components/ntp_snippets/content_suggestions_service.cc
index 43ee91ef2542ea02ef3d1af0723761ffe8b84ee5..98c232621ce17b9565bf5d4e536951747d5b04ce 100644
--- a/components/ntp_snippets/content_suggestions_service.cc
+++ b/components/ntp_snippets/content_suggestions_service.cc
@@ -50,6 +50,14 @@ CategoryStatus ContentSuggestionsService::GetCategoryStatus(
   return iterator->second->GetCategoryStatus(category);
 }
 
+base::Optional<CategoryInfo> ContentSuggestionsService::GetCategoryInfo(
+    Category category) const {
+  auto iterator = providers_by_category_.find(category);
+  if (iterator == providers_by_category_.end())
+    return base::Optional<CategoryInfo>();
+  return iterator->second->GetCategoryInfo(category);
+}
+
 const std::vector<ContentSuggestion>&
 ContentSuggestionsService::GetSuggestionsForCategory(Category category) const {
   auto iterator = suggestions_by_category_.find(category);