Show PhysicalWebProvider suggestions with omnibox input

components/omnibox/browser/omnibox_field_trial.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef COMPONENTS_OMNIBOX_BROWSER_OMNIBOX_FIELD_TRIAL_H_
 #define COMPONENTS_OMNIBOX_BROWSER_OMNIBOX_FIELD_TRIAL_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 356 matching lines @@
   // field trial.
 
   // Returns the conditions under which the UI code should display the title
   // of a URL more prominently than the URL for an input of type |input_type|.
   // Normally the URL is displayed more prominently.  Returns NEVER_EMPHASIZE
   // if the experiment isn't active.
   static EmphasizeTitlesCondition GetEmphasizeTitlesConditionForInput(
       metrics::OmniboxInputType::Type input_type);
 
   // ---------------------------------------------------------
+  // For PhysicalWebProvider related experiments.
+
+  // Returns whether the user is in a Physical Web field trial where the
+  // PhysicalWebProvider should be used to get suggestions when the user clicks
+  // on the omnibox but has not typed anything yet.
+  static bool InPhysicalWebZeroSuggestFieldTrial();
+
+  // Returns whether the user is in a Physical Web field trial and URL-based
+  // suggestions can continue to appear after the user has started typing.
+  static bool InPhysicalWebAfterTypingFieldTrial();
+
+  // Returns the base relevance score for Physical Web omnibox suggestions when
+  // the user has clicked on the omnibox but has not typed anything yet.
+  static int GetPhysicalWebZeroSuggestBaseRelevance();
+
+  // Returns the base relevance score for Physical Web omnibox suggestions when
+  // the user has started typing in the omnibox.
+  static int GetPhysicalWebAfterTypingBaseRelevance();
+
+  // ---------------------------------------------------------
   // Exposed publicly for the sake of unittests.
   static const char kBundledExperimentFieldTrialName[];
   // Rule names used by the bundled experiment.
   static const char kDisableProvidersRule[];
   static const char kShortcutsScoringMaxRelevanceRule[];
   static const char kSearchHistoryRule[];
   static const char kDemoteByTypeRule[];
   static const char kHQPBookmarkValueRule[];
   static const char kHQPTypedValueRule[];
   static const char kHQPDiscountFrecencyWhenFewVisitsRule[];
@@ skipping 11 matching lines @@
   static const char kHQPNumMatchesScoresRule[];
   static const char kHQPNumTitleWordsRule[];
   static const char kHQPAlsoDoHUPLikeScoringRule[];
   static const char kHUPSearchDatabaseRule[];
   static const char kPreventUWYTDefaultForNonURLInputsRule[];
   static const char kKeywordRequiresRegistryRule[];
   static const char kKeywordRequiresPrefixMatchRule[];
   static const char kKeywordScoreForSufficientlyCompleteMatchRule[];
   static const char kHQPAllowDupMatchesForScoringRule[];
   static const char kEmphasizeTitlesRule[];
+  static const char kPhysicalWebZeroSuggestRule[];
+  static const char kPhysicalWebAfterTypingRule[];
 
   // Parameter names used by the HUP new scoring experiments.
   static const char kHUPNewScoringEnabledParam[];
   static const char kHUPNewScoringTypedCountRelevanceCapParam[];
   static const char kHUPNewScoringTypedCountHalfLifeTimeParam[];
   static const char kHUPNewScoringTypedCountScoreBucketsParam[];
   static const char kHUPNewScoringTypedCountUseDecayFactorParam[];
   static const char kHUPNewScoringVisitedCountRelevanceCapParam[];
   static const char kHUPNewScoringVisitedCountHalfLifeTimeParam[];
   static const char kHUPNewScoringVisitedCountScoreBucketsParam[];
   static const char kHUPNewScoringVisitedCountUseDecayFactorParam[];
 
   // Parameter names used by the HQP experimental scoring experiments.
   static const char kHQPExperimentalScoringBucketsParam[];
   static const char kHQPExperimentalScoringTopicalityThresholdParam[];
 
+  // Parameter names used by the Physical Web experimental scoring experiments.
+  static const char kPhysicalWebZeroSuggestBaseRelevanceParam[];
+  static const char kPhysicalWebAfterTypingBaseRelevanceParam[];
+
   // The amount of time to wait before sending a new suggest request after the
   // previous one unless overridden by a field trial parameter.
   // Non-const because some unittests modify this value.
   static int kDefaultMinimumTimeBetweenSuggestQueriesMs;
 
  private:
   friend class OmniboxFieldTrialTest;
 
   // The bundled omnibox experiment comes with a set of parameters
   // (key-value pairs).  Each key indicates a certain rule that applies in
@@ skipping 11 matching lines @@
   // prioritize different wildcard contexts, see the implementation.  How to
   // interpret the value is left to the caller; this is rule-dependent.
   static std::string GetValueForRuleInContext(
       const std::string& rule,
       metrics::OmniboxEventProto::PageClassification page_classification);
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(OmniboxFieldTrial);
 };
 
 #endif  // COMPONENTS_OMNIBOX_BROWSER_OMNIBOX_FIELD_TRIAL_H_