Change Ash web notification behavior

ash/system/web_notification/web_notification_tray_unittest.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 "ash/system/web_notification/web_notification_tray.h"
 
 #include <vector>
 
 #include "ash/system/status_area_widget.h"
 #include "ash/system/tray/system_tray_item.h"
@@ skipping 64 matching lines @@
 
 TEST_F(WebNotificationTrayTest, WebNotifications) {
   WebNotificationTray* tray = GetWebNotificationTray();
   scoped_ptr<TestDelegate> delegate(new TestDelegate);
   tray->SetDelegate(delegate.get());
 
   ASSERT_TRUE(tray->GetWidget());
 
   // Adding a notification should show the bubble.
   delegate->AddNotification(tray, "test_id1");
-  EXPECT_TRUE(tray->bubble() != NULL);
+  EXPECT_TRUE(tray->notification_bubble() != NULL);
   EXPECT_EQ(1, tray->GetNotificationCount());
   delegate->AddNotification(tray, "test_id2");
   delegate->AddNotification(tray, "test_id2");
   EXPECT_EQ(2, tray->GetNotificationCount());
   // Ensure that removing a notification removes it from the tray, and signals
   // the delegate.
   EXPECT_TRUE(delegate->HasNotificationId("test_id2"));
   delegate->RemoveNotification(tray, "test_id2");
   EXPECT_FALSE(delegate->HasNotificationId("test_id2"));
   EXPECT_EQ(1, tray->GetNotificationCount());
 
   // Removing the last notification should hide the bubble.
   delegate->RemoveNotification(tray, "test_id1");
   EXPECT_EQ(0, tray->GetNotificationCount());
-  EXPECT_TRUE(tray->bubble() == NULL);
+  EXPECT_TRUE(tray->notification_bubble() == NULL);
 }
 
 }  // namespace ash