Omnibox: Add Field Trial to Skip HistoryURL Provider Searching its Database

components/omnibox/browser/omnibox_field_trial.h

Index: components/omnibox/browser/omnibox_field_trial.h
diff --git a/components/omnibox/browser/omnibox_field_trial.h b/components/omnibox/browser/omnibox_field_trial.h
index 674170f0a5fb23c42241a36de174b20507a28cbe..21258a6e89b23a4284e82951c1ea9c4adf75cc36 100644
--- a/components/omnibox/browser/omnibox_field_trial.h
+++ b/components/omnibox/browser/omnibox_field_trial.h
@@ -299,8 +299,8 @@ class OmniboxFieldTrial {
   static size_t HQPNumTitleWordsToAllow();
 
   // ---------------------------------------------------------
-  // For the HQPAlsoDoHUPLikeScoring experiment that's part of the
-  // bundled omnibox field trial.
+  // For the replace HUP experiment that's part of the bundled omnibox field
+  // trial.
 
   // Returns whether HistoryQuick provider (HQP) should attempt to score
   // suggestions also with a HistoryURL-provider-like (HUP-like) mode, and
@@ -308,6 +308,12 @@ class OmniboxFieldTrial {
   // Returns false if the experiment isn't active.
   static bool HQPAlsoDoHUPLikeScoring();
 
+  // Returns whether HistoryURL provider (HUP) should search its database for
+  // URLs and suggest them.  If false, HistoryURL provider merely creates the
+  // URL-what-you-typed match when appropriate.  Return true if the experiment
+  // isn't active.
+  static bool HUPSearchDatabase();
+
   // ---------------------------------------------------------
   // For the PreventUWYTDefaultForNonURLInputs experiment that's part of the
   // bundled omnibox field trial.
@@ -362,6 +368,7 @@ class OmniboxFieldTrial {
   static const char kHQPFixFrequencyScoringBugsRule[];
   static const char kHQPNumTitleWordsRule[];
   static const char kHQPAlsoDoHUPLikeScoringRule[];
+  static const char kHUPSearchDatabaseRule[];
   static const char kPreventUWYTDefaultForNonURLInputsRule[];
   static const char kKeywordRequiresRegistryRule[];
   static const char kKeywordRequiresPrefixMatchRule[];