[Autofill] Componentize AutofillCCInfoBarDelegate.

components/autofill/core/browser/test_autofill_client.cc

Index: components/autofill/core/browser/test_autofill_client.cc
diff --git a/components/autofill/core/browser/test_autofill_client.cc b/components/autofill/core/browser/test_autofill_client.cc
index bb94d05c5b3e74bfa4b09c2bc555d26a3a3d0f6f..4f91047c85c365f6632e42130945a27cd9594e2f 100644
--- a/components/autofill/core/browser/test_autofill_client.cc
+++ b/components/autofill/core/browser/test_autofill_client.cc
@@ -5,6 +5,7 @@
 #include "components/autofill/core/browser/test_autofill_client.h"
 
 #include "components/autofill/core/browser/webdata/autofill_webdata_service.h"
+#include "components/infobars/core/infobar_manager.h"
 
 namespace autofill {
 
@@ -14,11 +15,11 @@ TestAutofillClient::~TestAutofillClient() {
 }
 
 PersonalDataManager* TestAutofillClient::GetPersonalDataManager() {
-  return NULL;
+  return nullptr;
 }
 
 scoped_refptr<AutofillWebDataService> TestAutofillClient::GetDatabase() {
-  return scoped_refptr<AutofillWebDataService>(NULL);
+  return scoped_refptr<AutofillWebDataService>(nullptr);
 }
 
 PrefService* TestAutofillClient::GetPrefs() {
@@ -34,10 +35,6 @@ void TestAutofillClient::ShowAutofillSettings() {
 void TestAutofillClient::ShowUnmaskPrompt() {
 }
 
-void TestAutofillClient::ConfirmSaveCreditCard(
-    const base::Closure& save_card_callback) {
-}
-
 bool TestAutofillClient::HasCreditCardScanFeature() {
   return false;
 }
@@ -84,4 +81,8 @@ void TestAutofillClient::DidFillOrPreviewField(
 void TestAutofillClient::OnFirstUserGestureObserved() {
 }
 
+infobars::InfoBarManager* TestAutofillClient::GetInfoBarManager() {
+  return nullptr;
+}
+
 }  // namespace autofill