[Merge to M58] CrOS: Do not allow notifications to be added during shutdown.

chrome/browser/notifications/message_center_notifications_unittest.cc

Index: chrome/browser/notifications/message_center_notifications_unittest.cc
diff --git a/chrome/browser/notifications/message_center_notifications_unittest.cc b/chrome/browser/notifications/message_center_notifications_unittest.cc
index 742031378daffea905c851c2aa577578d4c2f5a4..e47239b505da0c4ba944a58b9105e17e8680892d 100644
--- a/chrome/browser/notifications/message_center_notifications_unittest.cc
+++ b/chrome/browser/notifications/message_center_notifications_unittest.cc
@@ -51,7 +51,6 @@ class MessageCenterNotificationManagerTest : public BrowserWithTestWindowTest {
     MessageCenter::Initialize();
 #endif
 
-
     TestingBrowserProcess* browser_process = TestingBrowserProcess::GetGlobal();
     profile_manager_.reset(new TestingProfileManager(browser_process));
     ASSERT_TRUE(profile_manager_->SetUp());
@@ -104,6 +103,20 @@ TEST_F(MessageCenterNotificationManagerTest, SetupNotificationManager) {
   notification_manager()->Add(GetANotification("test"), &profile);
 }
 
+TEST_F(MessageCenterNotificationManagerTest, AddNotificationOnShutdown) {
+  TestingProfile profile;
+  EXPECT_TRUE(message_center()->NotificationCount() == 0);
+  notification_manager()->Add(GetANotification("test"), &profile);
+  EXPECT_TRUE(message_center()->NotificationCount() == 1);
+
+  // Verify the number of notifications does not increase when trying to add a
+  // notifcation on shutdown.
+  notification_manager()->StartShutdown();
+  EXPECT_TRUE(message_center()->NotificationCount() == 0);
+  notification_manager()->Add(GetANotification("test2"), &profile);
+  EXPECT_TRUE(message_center()->NotificationCount() == 0);
+}
+
 TEST_F(MessageCenterNotificationManagerTest, UpdateNotification) {
   TestingProfile profile;
   EXPECT_TRUE(message_center()->NotificationCount() == 0);