[Autofill] Implement Autofill Assistant infobar for iOS

components/autofill/core/browser/autofill_experiments.cc

 // 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.
 
 #include "components/autofill/core/browser/autofill_experiments.h"
 
 #include "base/command_line.h"
 #include "base/feature_list.h"
 #include "base/metrics/field_trial.h"
 #include "base/strings/string_number_conversions.h"
@@ skipping 28 matching lines @@
 
 bool IsAutofillProfileCleanupEnabled() {
   return base::FeatureList::IsEnabled(kAutofillProfileCleanup);
 }
 
 bool IsAutofillCreditCardSigninPromoEnabled() {
   return base::FeatureList::IsEnabled(kAutofillCreditCardSigninPromo);
 }
 
 bool IsAutofillCreditCardAssistEnabled() {
+#if !defined(OS_ANDROID) && !defined(OS_IOS)
+  return false;
+#else
   return base::FeatureList::IsEnabled(kAutofillCreditCardAssist);
+#endif
 }
 
 int GetCreditCardSigninPromoImpressionLimit() {
   int impression_limit;
   std::string param_value = variations::GetVariationParamValueByFeature(
       kAutofillCreditCardSigninPromo,
       kCreditCardSigninPromoImpressionLimitParamKey);
   if (!param_value.empty() && base::StringToInt(param_value, &impression_limit))
     return impression_limit;
 
@@ skipping 69 matching lines @@
   }
   if (base::CommandLine::ForCurrentProcess()->HasSwitch(
           switches::kDisableOfferUploadCreditCards)) {
     return false;
   }
 
   return !group_name.empty() && group_name != "Disabled";
 }
 
 }  // namespace autofill