PaymentRequest.canMakePayment() query quota on desktop.

components/payments/content/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 "components/payments/content/can_make_payment_query_factory.h"
+
+#include "base/memory/singleton.h"
+#include "components/keyed_service/content/browser_context_dependency_manager.h"
+#include "components/payments/core/can_make_payment_query.h"
+
+namespace payments {
+
+// static
+CanMakePaymentQueryFactory* CanMakePaymentQueryFactory::GetInstance() {
+  return base::Singleton<CanMakePaymentQueryFactory>::get();
+}
+
+CanMakePaymentQuery* CanMakePaymentQueryFactory::GetForContext(
+    content::BrowserContext* context) {
+  return static_cast<CanMakePaymentQuery*>(
+      GetInstance()->GetServiceForBrowserContext(context, true));
+}
+
+CanMakePaymentQueryFactory::CanMakePaymentQueryFactory()
+    : BrowserContextKeyedServiceFactory(
+          "CanMakePaymentQuery",
+          BrowserContextDependencyManager::GetInstance()) {}
+
+CanMakePaymentQueryFactory::~CanMakePaymentQueryFactory() {}
+
+KeyedService* CanMakePaymentQueryFactory::BuildServiceInstanceFor(
+    content::BrowserContext* context) const {
+  return new CanMakePaymentQuery;
+}
+
+}  // namespace payments