Enable writing layout tests for persistent notifications.

content/shell/browser/layout_test/layout_test_notification_manager.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 CONTENT_SHELL_BROWSER_LAYOUT_TEST_LAYOUT_TEST_NOTIFICATION_MANAGER_H_
 #define CONTENT_SHELL_BROWSER_LAYOUT_TEST_LAYOUT_TEST_NOTIFICATION_MANAGER_H_
 
 #include <map>
 #include <string>
 
 #include "base/callback.h"
 #include "base/memory/weak_ptr.h"
 #include "content/public/browser/platform_notification_service.h"
+#include "content/public/common/show_desktop_notification_params.h"
 #include "third_party/WebKit/public/platform/WebNotificationPermission.h"
 #include "url/gurl.h"
 
 namespace content {
 
-struct ShowDesktopNotificationHostMsgParams;
 class DesktopNotificationDelegate;
 
 // Responsible for tracking active notifications and allowed origins for the
 // Web Notification API when running layout tests.
 class LayoutTestNotificationManager : public PlatformNotificationService {
  public:
   LayoutTestNotificationManager();
   ~LayoutTestNotificationManager() override;
 
   // Requests permission for |origin| to display notifications in layout tests.
@@ skipping 29 matching lines @@
       const ShowDesktopNotificationHostMsgParams& params,
       int render_process_id) override;
   void ClosePersistentNotification(
       BrowserContext* browser_context,
       const std::string& persistent_notification_id) override;
 
  private:
   // Closes the notification titled |title|. Must be called on the UI thread.
   void Close(const std::string& title);
 
-  typedef std::map<GURL, blink::WebNotificationPermission>
-      NotificationPermissionMap;
-  NotificationPermissionMap permission_map_;
+  // Fakes replacing the notification identified by |params| when it has a tag
+  // and a previous notification has been displayed using the same tag. All
+  // notifications, both page and persistent ones, will be considered for this.
+  void ReplaceNotificationIfNeeded(
+      const ShowDesktopNotificationHostMsgParams& params);
 
-  std::map<std::string, DesktopNotificationDelegate*> notifications_;
+  // Structure to represent the information of a persistent notification.
+  struct PersistentNotification {
+    PersistentNotification();
+
+    BrowserContext* browser_context;
+    int64 service_worker_registration_id;
+    ShowDesktopNotificationHostMsgParams notification_data;
+    std::string persistent_id;
+  };
+
+  std::map<GURL, blink::WebNotificationPermission> permission_map_;
+
+  std::map<std::string, DesktopNotificationDelegate*> page_notifications_;
+  std::map<std::string, PersistentNotification> persistent_notifications_;
+
   std::map<std::string, std::string> replacements_;
 
   base::WeakPtrFactory<LayoutTestNotificationManager> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(LayoutTestNotificationManager);
 };
 
 }  // content
 
 #endif  // CONTENT_SHELL_BROWSER_LAYOUT_TEST_LAYOUT_TEST_NOTIFICATION_MANAGER_H_