Split WarningService from ExtensionSystem.

chrome/browser/extensions/extension_warning_badge_service_factory.h

Index: chrome/browser/extensions/extension_warning_badge_service_factory.h
diff --git a/chrome/browser/extensions/extension_warning_badge_service_factory.h b/chrome/browser/extensions/extension_warning_badge_service_factory.h
new file mode 100644
index 0000000000000000000000000000000000000000..30a2e05674d0a57c17d3519a50f4ac4953be80f5
--- /dev/null
+++ b/chrome/browser/extensions/extension_warning_badge_service_factory.h
@@ -0,0 +1,40 @@
+// 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.
+
+#ifndef CHROME_BROWSER_EXTENSIONS_EXTENSION_WARNING_BADGE_SERVICE_FACTORY_H_
+#define CHROME_BROWSER_EXTENSIONS_EXTENSION_WARNING_BADGE_SERVICE_FACTORY_H_
+
+#include "base/memory/singleton.h"
+#include "components/keyed_service/content/browser_context_keyed_service_factory.h"
+
+namespace extensions {
+
+class ExtensionWarningBadgeService;
+
+class ExtensionWarningBadgeServiceFactory
+    : public BrowserContextKeyedServiceFactory {
+ public:
+  static ExtensionWarningBadgeService* GetForBrowserContext(
+      content::BrowserContext* context);
+  static ExtensionWarningBadgeServiceFactory* GetInstance();
+
+ private:
+  friend struct DefaultSingletonTraits<ExtensionWarningBadgeServiceFactory>;
+
+  ExtensionWarningBadgeServiceFactory();
+  ~ExtensionWarningBadgeServiceFactory() override;
+
+  // BrowserContextKeyedServiceFactory implementation
+  KeyedService* BuildServiceInstanceFor(
+      content::BrowserContext* context) const override;
+  content::BrowserContext* GetBrowserContextToUse(
+      content::BrowserContext* context) const override;
+  bool ServiceIsCreatedWithBrowserContext() const override;
+
+  DISALLOW_COPY_AND_ASSIGN(ExtensionWarningBadgeServiceFactory);
+};
+
+}  // namespace extensions
+
+#endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_WARNING_BADGE_SERVICE_FACTORY_H_