Fix constructor for AutocompleteMatch to initialize |subtype_identifier|

components/omnibox/browser/search_suggestion_parser.h

Index: components/omnibox/browser/search_suggestion_parser.h
diff --git a/components/omnibox/browser/search_suggestion_parser.h b/components/omnibox/browser/search_suggestion_parser.h
index aa27a42ef862dece81231eb0a93bde5eaf0a67a3..a6a5b452a48e53efece9a18d70a7c623cecce1d1 100644
--- a/components/omnibox/browser/search_suggestion_parser.h
+++ b/components/omnibox/browser/search_suggestion_parser.h
@@ -91,7 +91,7 @@ class SearchSuggestionParser {
     AutocompleteMatchType::Type type_;
 
     // Used to identify the specific source / type for suggestions by the
-    // suggest server. See |result_type_identifier| in omnibox.proto for more
+    // suggest server. See |result_subtype_identifier| in omnibox.proto for more
     // details.
     // The identifier 0 is reserved for cases where this specific type is unset.
     int subtype_identifier_;