Omnibox: Demote Bookmarks on NTP Fakebox

components/autocomplete/autocomplete_match_type.h

Index: components/autocomplete/autocomplete_match_type.h
diff --git a/components/autocomplete/autocomplete_match_type.h b/components/autocomplete/autocomplete_match_type.h
index 04a5632298a602eb5036c8cf43b753fdf63165c3..1b69a47ef61b3f29afcc86b4c4d8de3e1478d085 100644
--- a/components/autocomplete/autocomplete_match_type.h
+++ b/components/autocomplete/autocomplete_match_type.h
@@ -11,7 +11,8 @@ struct AutocompleteMatchType {
   // Type of AutocompleteMatch. Typedef'ed in autocomplete_match.h. Defined here
   // to pass the type details back and forth between the browser and renderer.
   //
-  // These values are stored in ShortcutsDatabase and cannot be renumbered.
+  // These values are stored in ShortcutsDatabase and in GetDemotionsByType()
+  // and cannot be renumbered.
   enum Type {
     URL_WHAT_YOU_TYPED    = 0,  // The input as a URL.
     HISTORY_URL           = 1,  // A past page whose URL contains the input.