Update appearance of Wi-Fi toggle notification.

ash/common/system/chromeos/brightness/tray_brightness.cc

 // Copyright 2013 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/common/system/chromeos/brightness/tray_brightness.h"
 
 #include <algorithm>
 
 #include "ash/common/material_design/material_design_controller.h"
 #include "ash/common/shell_observer.h"
@@ skipping 260 matching lines @@
 
   // Never show the bubble on systems that lack internal displays: if an
   // external display's brightness is changed, it may already display the new
   // level via an on-screen display.
   if (!display::Display::HasInternalDisplay())
     return;
 
   if (brightness_view_ && brightness_view_->visible())
     SetDetailedViewCloseDelay(kTrayPopupAutoCloseDelayInSeconds);
   else
-    PopupDetailedView(kTrayPopupAutoCloseDelayInSeconds, false);
+    ShowDetailedView(kTrayPopupAutoCloseDelayInSeconds, false);
 }
 
 }  // namespace ash