Adds a context message of the security origin for web notifications.

chrome/browser/notifications/notification_browsertest.cc

 // Copyright (c) 2012 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 <deque>
 #include <string>
 
 #include "base/bind.h"
 #include "base/callback.h"
 #include "base/command_line.h"
@@ skipping 821 matching lines @@
       (*notifications.rbegin())->id());
 
   ASSERT_EQ(0, GetNotificationPopupCount());
 
   result = CreateNotification(
       browser(), true, "abc.png", "Title2", "Body2", "chat");
   EXPECT_NE("-1", result);
 
   ASSERT_EQ(1, GetNotificationPopupCount());
 }
+
+IN_PROC_BROWSER_TEST_F(NotificationsTest, TestDisplayOriginContextMessage) {
+  ASSERT_TRUE(embedded_test_server()->InitializeAndWaitUntilReady());
+
+  // Creates a simple notification.
+  AllowAllOrigins();
+  ui_test_utils::NavigateToURL(browser(), GetTestPageURL());
+
+  std::string result = CreateSimpleNotification(browser(), true);
+
+  ASSERT_EQ(1, GetNotificationCount());
+  message_center::NotificationList::Notifications notifications =
+      message_center::MessageCenter::Get()->GetVisibleNotifications();
+  GURL base_url = embedded_test_server()->base_url();
+  std::string expected_display_origin = base::StringPrintf(
+      "%s:%s", base_url.host().c_str(), base_url.port().c_str());
+  EXPECT_EQ(base::UTF8ToUTF16(expected_display_origin),
+            (*notifications.rbegin())->context_message());
+}