Add new certificateProvider extension API.

chrome/browser/chromeos/certificate_provider/certificate_provider_service_factory.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 "chrome/browser/chromeos/certificate_provider/certificate_provider_service_factory.h"
+
+#include "base/logging.h"
+#include "base/memory/singleton.h"
+#include "chrome/browser/chromeos/certificate_provider/certificate_provider_service.h"
+#include "chrome/browser/extensions/extension_system_factory.h"
+#include "chrome/browser/profiles/incognito_helpers.h"
+#include "components/keyed_service/content/browser_context_dependency_manager.h"
+#include "content/public/browser/browser_thread.h"
+
+// #include "extensions/browser/extension_registry.h"
+
+namespace chromeos {
+
+// static
+CertificateProviderService*
+CertificateProviderServiceFactory::GetForBrowserContext(
+    content::BrowserContext* context) {
+  return static_cast<CertificateProviderService*>(
+      GetInstance()->GetServiceForBrowserContext(context, true));
+}
+
+// static
+CertificateProviderServiceFactory*
+CertificateProviderServiceFactory::GetInstance() {
+  return Singleton<CertificateProviderServiceFactory>::get();
+}
+
+CertificateProviderServiceFactory::CertificateProviderServiceFactory()
+    : BrowserContextKeyedServiceFactory(
+          "CertificateProviderService",
+          BrowserContextDependencyManager::GetInstance()) {
+  DependsOn(extensions::ExtensionSystemFactory::GetInstance());
+}
+
+CertificateProviderServiceFactory::~CertificateProviderServiceFactory() {}
+
+content::BrowserContext*
+CertificateProviderServiceFactory::GetBrowserContextToUse(
+    content::BrowserContext* context) const {
+  return chrome::GetBrowserContextRedirectedInIncognito(context);
+}
+
+KeyedService* CertificateProviderServiceFactory::BuildServiceInstanceFor(
+    content::BrowserContext* context) const {
+  return new CertificateProviderService(
+      content::BrowserThread::GetMessageLoopProxyForThread(
+          content::BrowserThread::IO));
+}
+
+}  // namespace chromeos