[Mac] Add XPC alerts to GetDisplayedNotifications

chrome/browser/notifications/notification_platform_bridge_mac_unittest.mm

 // Copyright 2016 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.
 
 #import <AppKit/AppKit.h>
 #import <objc/runtime.h>
 
 #include "base/bind.h"
 #include "base/mac/scoped_nsobject.h"
 #include "base/run_loop.h"
@@ skipping 254 matching lines @@
   EXPECT_EQ(1u, [[notification_center() deliveredNotifications] count]);
 
   bridge->Close("profile_id_does_not_exist", "notification_id");
   EXPECT_EQ(1u, [[notification_center() deliveredNotifications] count]);
 }
 
 TEST_F(NotificationPlatformBridgeMacTest, TestGetDisplayed) {
   std::unique_ptr<Notification> notification = CreateBanner(
       "Title", "Context", "https://gmail.com", "Button 1", nullptr);
   std::unique_ptr<NotificationPlatformBridgeMac> bridge(
-      new NotificationPlatformBridgeMac(notification_center(), nil));
+      new NotificationPlatformBridgeMac(notification_center(),
+                                        alert_dispatcher()));
   EXPECT_EQ(0u, [[notification_center() deliveredNotifications] count]);
   bridge->Display(NotificationCommon::PERSISTENT, "notification_id",
                   "profile_id", false, *notification);
   EXPECT_EQ(1u, [[notification_center() deliveredNotifications] count]);
 
   int notification_count = -1;
   bridge->GetDisplayed(
       "profile_id", false /* incognito */,
       base::Bind(&StoreNotificationCount, &notification_count));
   base::RunLoop().RunUntilIdle();
   EXPECT_EQ(1, notification_count);
 }
 
 TEST_F(NotificationPlatformBridgeMacTest, TestGetDisplayedUnknownProfile) {
   std::unique_ptr<Notification> notification = CreateBanner(
       "Title", "Context", "https://gmail.com", "Button 1", nullptr);
   std::unique_ptr<NotificationPlatformBridgeMac> bridge(
-      new NotificationPlatformBridgeMac(notification_center(), nil));
+      new NotificationPlatformBridgeMac(notification_center(),
+                                        alert_dispatcher()));
   EXPECT_EQ(0u, [[notification_center() deliveredNotifications] count]);
   bridge->Display(NotificationCommon::PERSISTENT, "notification_id",
                   "profile_id", false, *notification);
   EXPECT_EQ(1u, [[notification_center() deliveredNotifications] count]);
   int notification_count = -1;
   bridge->GetDisplayed(
       "unknown_profile_id", false /* incognito */,
       base::Bind(&StoreNotificationCount, &notification_count));
   base::RunLoop().RunUntilIdle();
   EXPECT_EQ(0, notification_count);
@@ skipping 79 matching lines @@
     EXPECT_EQ(1u, [[notification_center() deliveredNotifications] count]);
     EXPECT_EQ(1u, [[alert_dispatcher() alerts] count]);
   }
 
   // The destructor of the bridge should close all notifications.
   EXPECT_EQ(0u, [[notification_center() deliveredNotifications] count]);
   EXPECT_EQ(0u, [[alert_dispatcher() alerts] count]);
 }
 
 #endif