Send notification to users upon receiving sms messages

ash/common/system/chromeos/screen_security/screen_tray_item.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/screen_security/screen_tray_item.h"
 
 #include "ash/common/material_design/material_design_controller.h"
 #include "ash/common/shelf/wm_shelf_util.h"
 #include "ash/common/system/tray/fixed_sized_image_view.h"
 #include "ash/common/system/tray/tray_constants.h"
@@ skipping 90 matching lines @@
   // TODO(bruthig): Multiline Labels don't lay out well with borders.
   // See https://crbug.com/678337 & https://crbug.com/682221.
   label_->SetBorder(nullptr);
   TrayPopupItemStyle style(TrayPopupItemStyle::FontStyle::DEFAULT_VIEW_LABEL);
   style.SetupLabel(label_);
 
   stop_button_ = TrayPopupUtils::CreateTrayPopupButton(this, stop_button_text_);
 }
 
 void ScreenStatusView::UpdateFromScreenTrayItem() {
-  // Hide the notification bubble when the ash tray bubble opens.
-  screen_tray_item_->HideNotificationView();
   SetVisible(screen_tray_item_->is_started());
 }
 
 ScreenNotificationDelegate::ScreenNotificationDelegate(
     ScreenTrayItem* screen_tray)
     : screen_tray_(screen_tray) {}
 
 ScreenNotificationDelegate::~ScreenNotificationDelegate() {}
 
 void ScreenNotificationDelegate::ButtonClick(int button_index) {
@@ skipping 65 matching lines @@
 
 void ScreenTrayItem::DestroyTrayView() {
   tray_view_ = nullptr;
 }
 
 void ScreenTrayItem::DestroyDefaultView() {
   default_view_ = nullptr;
 }
 
 }  // namespace ash