[Payment Request] CanMakePayment

ios/chrome/browser/payments/ios_can_make_payment_query_factory.cc

+// Copyright 2017 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 "ios/chrome/browser/payments/ios_can_make_payment_query_factory.h"
+
+#include "base/memory/ptr_util.h"
+#include "base/memory/singleton.h"
+#include "components/keyed_service/ios/browser_state_dependency_manager.h"
+#include "components/payments/core/can_make_payment_query.h"
+#include "ios/chrome/browser/browser_state/chrome_browser_state.h"
+#include "ios/web/public/browser_state.h"
+
+// static
+IOSCanMakePaymentQueryFactory* IOSCanMakePaymentQueryFactory::GetInstance() {
+  return base::Singleton<IOSCanMakePaymentQueryFactory>::get();
+}
+
+payments::CanMakePaymentQuery*
+IOSCanMakePaymentQueryFactory::GetForBrowserState(
+    ios::ChromeBrowserState* browser_state) {
+  return static_cast<payments::CanMakePaymentQuery*>(
+      GetInstance()->GetServiceForBrowserState(browser_state, true));
+}
+
+IOSCanMakePaymentQueryFactory::IOSCanMakePaymentQueryFactory()
+    : BrowserStateKeyedServiceFactory(
+          "CanMakePaymentQuery",
+          BrowserStateDependencyManager::GetInstance()) {}
+
+IOSCanMakePaymentQueryFactory::~IOSCanMakePaymentQueryFactory() {}
+
+std::unique_ptr<KeyedService>
+IOSCanMakePaymentQueryFactory::BuildServiceInstanceFor(
+    web::BrowserState* context) const {
+  return base::WrapUnique(new payments::CanMakePaymentQuery);
+}