Move gcm-independent parts of push messaging out of gcm namespace and directory

chrome/browser/push_messaging/push_messaging_service_factory.h

+// 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.
+
+#ifndef CHROME_BROWSER_PUSH_MESSAGING_PUSH_MESSAGING_SERVICE_FACTORY_H_
+#define CHROME_BROWSER_PUSH_MESSAGING_PUSH_MESSAGING_SERVICE_FACTORY_H_
+
+#include "base/compiler_specific.h"
+#include "base/memory/singleton.h"
+#include "components/keyed_service/content/browser_context_keyed_service_factory.h"
+
+class PushMessagingServiceImpl;
+
+class PushMessagingServiceFactory : public BrowserContextKeyedServiceFactory {
+ public:
+  static PushMessagingServiceImpl* GetForProfile(
+      content::BrowserContext* profile);
+  static PushMessagingServiceFactory* GetInstance();
+
+ private:
+  friend struct DefaultSingletonTraits<PushMessagingServiceFactory>;
+
+  PushMessagingServiceFactory();
+  ~PushMessagingServiceFactory() override;
+
+  // BrowserContextKeyedServiceFactory:
+  KeyedService* BuildServiceInstanceFor(
+      content::BrowserContext* profile) const override;
+  content::BrowserContext* GetBrowserContextToUse(
+      content::BrowserContext* context) const override;
+
+  DISALLOW_COPY_AND_ASSIGN(PushMessagingServiceFactory);
+};
+
+#endif  // CHROME_BROWSER_PUSH_MESSAGING_PUSH_MESSAGING_SERVICE_FACTORY_H_