fix: enable navigator.setAppBadge/clearAppBadge (#27067)

shell/browser/badging/badge_manager_factory.cc

@@ -0,0 +1,41 @@
+// Copyright 2018 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 "shell/browser/badging/badge_manager_factory.h"
+
+#include <memory>
+
+#include "base/bind.h"
+#include "base/memory/ptr_util.h"
+#include "base/memory/singleton.h"
+#include "components/keyed_service/content/browser_context_dependency_manager.h"
+#include "shell/browser/badging/badge_manager.h"
+
+namespace badging {
+
+// static
+BadgeManager* BadgeManagerFactory::GetForBrowserContext(
+    content::BrowserContext* context) {
+  return static_cast<badging::BadgeManager*>(
+      GetInstance()->GetServiceForBrowserContext(context, true));
+}
+
+// static
+BadgeManagerFactory* BadgeManagerFactory::GetInstance() {
+  return base::Singleton<BadgeManagerFactory>::get();
+}
+
+BadgeManagerFactory::BadgeManagerFactory()
+    : BrowserContextKeyedServiceFactory(
+          "BadgeManager",
+          BrowserContextDependencyManager::GetInstance()) {}
+
+BadgeManagerFactory::~BadgeManagerFactory() {}
+
+KeyedService* BadgeManagerFactory::BuildServiceInstanceFor(
+    content::BrowserContext* context) const {
+  return new BadgeManager();
+}
+
+}  // namespace badging