Implement notificationclose event

chrome/browser/notifications/platform_notification_service_browsertest.cc

 // 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.
 
 #include <string>
 #include <vector>
 
 #include "base/command_line.h"
 #include "base/files/file_path.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 316 matching lines @@
   const Notification& notification = ui_manager()->GetNotificationAt(0);
   notification.delegate()->Click();
 
   ASSERT_TRUE(RunScript("GetMessageFromWorker()", &script_result));
   EXPECT_EQ("action_close", script_result);
 
   ASSERT_EQ(0u, ui_manager()->GetNotificationCount());
 }
 
 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();
 
   // Creates a simple notification.
   std::string script_result;
   ASSERT_TRUE(RunScript("DisplayPersistentNotification()", &script_result));
 
   net::HostPortPair host_port = ServerHostPort();
 
   const Notification& notification = ui_manager()->GetNotificationAt(0);
@@ skipping 73 matching lines @@
 
   ASSERT_EQ(1u, ui_manager()->GetNotificationCount());
 
   const Notification& notification = ui_manager()->GetNotificationAt(0);
   EXPECT_FALSE(notification.icon().IsEmpty());
 
   EXPECT_EQ("Blob Title", base::UTF16ToUTF8(notification.title()));
   EXPECT_EQ(kIconWidth, notification.icon().Width());
   EXPECT_EQ(kIconHeight, notification.icon().Height());
 }