Implement notificationclose event

chrome/browser/notifications/platform_notification_service_browsertest.cc

Index: chrome/browser/notifications/platform_notification_service_browsertest.cc
diff --git a/chrome/browser/notifications/platform_notification_service_browsertest.cc b/chrome/browser/notifications/platform_notification_service_browsertest.cc
index b7a173c8498932753b330129570b7df3130d369a..f30b3d002b2dcbbfd30afc6d4d5e39a3512af336 100644
--- a/chrome/browser/notifications/platform_notification_service_browsertest.cc
+++ b/chrome/browser/notifications/platform_notification_service_browsertest.cc
@@ -334,6 +334,23 @@ IN_PROC_BROWSER_TEST_F(PlatformNotificationServiceBrowserTest,
 }
 
 IN_PROC_BROWSER_TEST_F(PlatformNotificationServiceBrowserTest,
+                       UserClosesPersistentNotification) {
+  ASSERT_NO_FATAL_FAILURE(GrantNotificationPermissionForTest());
+
+  std::string script_result;
+  ASSERT_TRUE(
+      RunScript("DisplayPersistentNotification('close_test')", &script_result));
+  EXPECT_EQ("ok", script_result);
+
+  ASSERT_EQ(1u, ui_manager()->GetNotificationCount());
+  const Notification& notification = ui_manager()->GetNotificationAt(0);
+  notification.delegate()->Close(true /* by_user */);
+
+  ASSERT_TRUE(RunScript("GetMessageFromWorker()", &script_result));
+  EXPECT_EQ("closing notification: close_test", script_result);
+}
+
+IN_PROC_BROWSER_TEST_F(PlatformNotificationServiceBrowserTest,
                        TestDisplayOriginContextMessage) {
   RequestAndAcceptPermission();