fixup! [cr138] kUsePopularSitesSuggestions deleted upstream

Author: emerick

chromium_src/components/ntp_tiles/most_visited_sites.cc

@@ -5,12 +5,9 @@
 
 #include "components/ntp_tiles/popular_sites.h"
 
-// Replace MaybeStartFetch with an innocuous call, as we don't want to download
-// the popular sites
-#define MaybeStartFetch(...) sections()
-#define BRAVE_MOST_VISITED_SITES_CREATE_POPULAR_SITES_SECTIONS return sections;
+// We don't support downloading popular sites
+#define popular_sites_(...) popular_sites_(nullptr)
 
 #include "src/components/ntp_tiles/most_visited_sites.cc"
 
-#undef BRAVE_MOST_VISITED_SITES_CREATE_POPULAR_SITES_SECTIONS
-#undef MaybeStartFetch
+#undef popular_sites_