feat: enable native extensions support (#21814)

shell/browser/extensions/electron_extension_system_factory.cc

@@ -0,0 +1,52 @@
+// Copyright 2014 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/extensions/electron_extension_system_factory.h"
+
+#include "components/keyed_service/content/browser_context_dependency_manager.h"
+#include "extensions/browser/extension_prefs_factory.h"
+#include "extensions/browser/extension_registry_factory.h"
+#include "shell/browser/extensions/electron_extension_system.h"
+
+using content::BrowserContext;
+
+namespace extensions {
+
+ExtensionSystem* ElectronExtensionSystemFactory::GetForBrowserContext(
+    BrowserContext* context) {
+  return static_cast<ElectronExtensionSystem*>(
+      GetInstance()->GetServiceForBrowserContext(context, true));
+}
+
+// static
+ElectronExtensionSystemFactory* ElectronExtensionSystemFactory::GetInstance() {
+  return base::Singleton<ElectronExtensionSystemFactory>::get();
+}
+
+ElectronExtensionSystemFactory::ElectronExtensionSystemFactory()
+    : ExtensionSystemProvider("ElectronExtensionSystem",
+                              BrowserContextDependencyManager::GetInstance()) {
+  DependsOn(ExtensionPrefsFactory::GetInstance());
+  DependsOn(ExtensionRegistryFactory::GetInstance());
+}
+
+ElectronExtensionSystemFactory::~ElectronExtensionSystemFactory() {}
+
+KeyedService* ElectronExtensionSystemFactory::BuildServiceInstanceFor(
+    BrowserContext* context) const {
+  return new ElectronExtensionSystem(context);
+}
+
+BrowserContext* ElectronExtensionSystemFactory::GetBrowserContextToUse(
+    BrowserContext* context) const {
+  // Use a separate instance for incognito.
+  return context;
+}
+
+bool ElectronExtensionSystemFactory::ServiceIsCreatedWithBrowserContext()
+    const {
+  return true;
+}
+
+}  // namespace extensions