Omnibox UI Experiments: Strip trivial subdomains

components/omnibox/browser/autocomplete_match.cc

Index: components/omnibox/browser/autocomplete_match.cc
diff --git a/components/omnibox/browser/autocomplete_match.cc b/components/omnibox/browser/autocomplete_match.cc
index b020beb3d008e26584a78d12fdbac490811d4d6f..c68ed3e6783c38e9b399cef847e415191dc1106a 100644
--- a/components/omnibox/browser/autocomplete_match.cc
+++ b/components/omnibox/browser/autocomplete_match.cc
@@ -502,6 +502,12 @@ url_formatter::FormatUrlTypes AutocompleteMatch::GetFormatTypes(
           omnibox::kUIExperimentElideSuggestionUrlAfterHost)) {
     format_types |= url_formatter::kFormatUrlExperimentalElideAfterHost;
   }
+
+  if (base::FeatureList::IsEnabled(
+          omnibox::kUIExperimentHideSuggestionUrlTrivialSubdomains)) {
+    format_types |= url_formatter::kFormatUrlExperimentalOmitTrivialSubdomains;
+  }
+
   return format_types;
 }