Support persistent notifications in the PlatformNotificationServiceImpl.

chrome/browser/notifications/platform_notification_service_impl.h

 // 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_NOTIFICATIONS_PLATFORM_NOTIFICATION_SERVICE_IMPL_H_
 #define CHROME_BROWSER_NOTIFICATIONS_PLATFORM_NOTIFICATION_SERVICE_IMPL_H_
 
 #include "base/gtest_prod_util.h"
 #include "base/memory/singleton.h"
+#include "chrome/browser/notifications/notification.h"
 #include "content/public/browser/platform_notification_service.h"
+#include "content/public/common/persistent_notification_status.h"
 
+class NotificationDelegate;
 class NotificationUIManager;
 class Profile;
 
 // The platform notification service is the profile-agnostic entry point through
 // which Web Notifications can be controlled.
 class PlatformNotificationServiceImpl
     : public content::PlatformNotificationService {
  public:
   // Returns the active instance of the service in the browser process. Safe to
   // be called from any thread.
   static PlatformNotificationServiceImpl* GetInstance();
 
+  // To be called when a persistent notification has been clicked on. The
+  // Service Worker associated with the registration will be started if
+  // needed, on which the event will be fired. Must be called on the UI thread.
+  void OnPersistentNotificationClick(
+      content::BrowserContext* browser_context,
+      int64 service_worker_registration_id,
+      const std::string& notification_id,
+      const content::ShowDesktopNotificationHostMsgParams& params,
+      const base::Callback<void(content::PersistentNotificationStatus)>&
+          callback) const;
+
   // Returns the Notification UI Manager through which notifications can be
   // displayed to the user. Can be overridden for testing.
   NotificationUIManager* GetNotificationUIManager() const;
 
   // content::PlatformNotificationService implementation.
   blink::WebNotificationPermission CheckPermission(
       content::ResourceContext* resource_context,
       const GURL& origin,
       int render_process_id) override;;
   void DisplayNotification(
       content::BrowserContext* browser_context,
       const content::ShowDesktopNotificationHostMsgParams& params,
       scoped_ptr<content::DesktopNotificationDelegate> delegate,
       int render_process_id,
       base::Closure* cancel_callback) override;
   void DisplayPersistentNotification(
       content::BrowserContext* browser_context,
       int64 service_worker_registration_id,
       const content::ShowDesktopNotificationHostMsgParams& params,
       int render_process_id) override;
   void ClosePersistentNotification(
       content::BrowserContext* browser_context,
       const std::string& persistent_notification_id) override;
 
  private:
   friend struct DefaultSingletonTraits<PlatformNotificationServiceImpl>;
+  friend class PlatformNotificationServiceBrowserTest;
   friend class PlatformNotificationServiceTest;
   FRIEND_TEST_ALL_PREFIXES(
       PlatformNotificationServiceTest, DisplayNameForOrigin);
 
   PlatformNotificationServiceImpl();
   ~PlatformNotificationServiceImpl() override;
 
+  // Creates a new Web Notification-based Notification object.
+  // TODO(peter): |delegate| can be a scoped_refptr, but properly passing this
+  // through requires changing a whole lot of Notification constructor calls.
+  Notification CreateNotificationFromData(
+      Profile* profile,
+      const content::ShowDesktopNotificationHostMsgParams& params,
+      NotificationDelegate* delegate,
+      int render_process_id) const;
+
   // Overrides the Notification UI Manager to use to |manager|. Only to be
   // used by tests. Tests are responsible for cleaning up after themselves.
   void SetNotificationUIManagerForTesting(NotificationUIManager* manager);
 
   // Returns a display name for an origin in the process id, to be used in
   // permission infobar or on the frame of the notification toast. Different
   // from the origin itself when dealing with extensions.
   base::string16 DisplayNameForOriginInProcessId(Profile* profile,
                                                  const GURL& origin,
-                                                 int process_id);
+                                                 int process_id) const;
 
   // Weak reference. Ownership maintains with the test.
   NotificationUIManager* notification_ui_manager_for_tests_;
 
   DISALLOW_COPY_AND_ASSIGN(PlatformNotificationServiceImpl);
 };
 
 #endif  // CHROME_BROWSER_NOTIFICATIONS_PLATFORM_NOTIFICATION_SERVICE_IMPL_H_