[Autofill] Credit Card Autofill Last Used Date Experiment

components/autofill/core/browser/autofill_experiments.h

 // Copyright 2015 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_AUTOFILL_CORE_BROWSER_AUTOFILL_EXPERIMENTS_H_
 #define COMPONENTS_AUTOFILL_CORE_BROWSER_AUTOFILL_EXPERIMENTS_H_
 
 #include <string>
 
 #include "base/strings/string16.h"
@@ skipping 11 matching lines @@
 
 namespace autofill {
 
 struct Suggestion;
 
 extern const base::Feature kAutofillCreditCardAssist;
 extern const base::Feature kAutofillCreditCardSigninPromo;
 extern const base::Feature kAutofillProfileCleanup;
 extern const base::Feature kAutofillScanCardholderName;
 extern const base::Feature kAutofillCreditCardPopupLayout;
+extern const base::Feature kAutofillCreditCardLastUsedDateDisplay;
 extern const char kCreditCardSigninPromoImpressionLimitParamKey[];
 extern const char kAutofillCreditCardPopupSettingsSuggestionValueKey[];
 
 // Returns true if autofill should be enabled. See also
 // IsInAutofillSuggestionsDisabledExperiment below.
 bool IsAutofillEnabled(const PrefService* pref_service);
 
 // Returns true if autofill suggestions are disabled via experiment. The
 // disabled experiment isn't the same as disabling autofill completely since we
 // still want to run detection code for metrics purposes. This experiment just
@@ skipping 22 matching lines @@
 // requires the appropriate flags and user settings to be true and the user to
 // be a member of a supported domain.
 bool IsCreditCardUploadEnabled(const PrefService* pref_service,
                                const syncer::SyncService* sync_service,
                                const std::string& user_email);
 
 // Returns whether the new Autofill credit card popup layout experiment is
 // enabled.
 bool IsAutofillCreditCardPopupLayoutExperimentEnabled();
 
+// Returns whether Autofill credit card last used date display experiment is
+// enabled.
+bool IsAutofillCreditCardLastUsedDateDisplayExperimentEnabled();

[csashi, 2017/01/03 20:54:06]

Would DisplayLastUsedDateInsteadOfExpDate (or some equivalent) be a better name
for this?

[jiahuiguo, 2017/01/18 00:13:44]

Synced with Alex, we want to show the expiration date along with the last used
date in one variation. So this name may be more generic?

+
 // Returns the background color for credit card autofill popup, or
 // |SK_ColorTRANSPARENT| if the new credit card autofill popup layout experiment
 // is not enabled.
 SkColor GetCreditCardPopupBackgroundColor();
 
 // Returns the divider color for credit card autofill popup, or
 // |SK_ColorTRANSPARENT| if the new credit card autofill popup layout experiment
 // is not enabled.
 SkColor GetCreditCardPopupDividerColor();
 
@@ skipping 10 matching lines @@
 // before the credit card value or any other suggestion text.
 bool IsIconInCreditCardPopupAtStart();
 
 // Modifies the suggestion value and label if the new credit card autofill popup
 // experiment is enabled to tweak the display of the value and label.
 void ModifyAutofillCreditCardSuggestion(struct Suggestion* suggestion);
 
 }  // namespace autofill
 
 #endif  // COMPONENTS_AUTOFILL_CORE_BROWSER_AUTOFILL_EXPERIMENTS_H_