Creating the NTP snippet service.

chrome/browser/ntp_content/ntp_content_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/ntp_content/ntp_content_service_factory.h"
+
+#include "base/logging.h"
+#include "base/memory/singleton.h"
+#include "chrome/browser/browser_process.h"
+#include "chrome/browser/profiles/incognito_helpers.h"
+#include "components/keyed_service/content/browser_context_dependency_manager.h"
+#include "components/ntp_content/ntp_content_service.h"
+#include "content/public/browser/browser_context.h"
+
+namespace ntp_content {
+
+// static
+NTPContentServiceFactory* NTPContentServiceFactory::GetInstance() {
+  return base::Singleton<NTPContentServiceFactory>::get();
+}
+
+// static
+NTPContentService*
+NTPContentServiceFactory::GetForBrowserContext(
+    content::BrowserContext* context) {
+  DCHECK(!context->IsOffTheRecord());
+  return static_cast<NTPContentService*>(
+      GetInstance()->GetServiceForBrowserContext(context, true));
+}
+
+NTPContentServiceFactory::NTPContentServiceFactory()
+    : BrowserContextKeyedServiceFactory(
+          "NTPContentService",
+          BrowserContextDependencyManager::GetInstance()) {}
+
+NTPContentServiceFactory::~NTPContentServiceFactory() {}
+
+KeyedService* NTPContentServiceFactory::BuildServiceInstanceFor(
+    content::BrowserContext* context) const {
+  DCHECK(!context->IsOffTheRecord());
+  return new NTPContentService(g_browser_process->GetApplicationLocale());
+}
+
+content::BrowserContext* NTPContentServiceFactory::GetBrowserContextToUse(
+    content::BrowserContext* context) const {
+  return chrome::GetBrowserContextRedirectedInIncognito(context);
+}
+
+}  // namespace ntp_content