Support server-provided category names.

components/ntp_snippets/ntp_snippets_service.h

Index: components/ntp_snippets/ntp_snippets_service.h
diff --git a/components/ntp_snippets/ntp_snippets_service.h b/components/ntp_snippets/ntp_snippets_service.h
index b0ce9d1d91864af54789da921d74952d58212fa3..140413ea75ed2ad0bd53ea5748be3c058c8ef6e8 100644
--- a/components/ntp_snippets/ntp_snippets_service.h
+++ b/components/ntp_snippets/ntp_snippets_service.h
@@ -295,6 +295,11 @@ class NTPSnippetsService : public ContentSuggestionsProvider,
   struct CategoryContent {
     CategoryStatus status = CategoryStatus::INITIALIZING;
 
+    // For server-side categories, the title of the section, localized to the
+    // running UI language. Ignored for categories known to the client (i.e.

[tschumann, 2016/08/25 16:46:31]

hm... the last sentence is a bit confusing. For articles you also set this
property. It would be nice if we could reduce the implications of
server-provided categories to a minimum. So simply enforce this to be always
present?

[sfiera, 2016/08/26 09:16:15]

Ah, actually, it's a mistake for this comment to be here. It's in
FetchedCategory that localized_title is ignored. Fixed, thanks.

+    // ARTICLES).
+    base::string16 localized_title;
+
     // True iff the server returned results in this category in the last fetch.
     // We never remove categories that the server still provides, but if the
     // server stops providing a category, we won't yet report it as NOT_PROVIDED