Send notification to users upon receiving sms messages

ash/common/system/tray/system_tray_item.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/common/system/tray/system_tray_item.h"
 
 #include "ash/common/system/tray/system_tray.h"
 #include "ash/common/system/tray/system_tray_delegate.h"
 #include "ash/common/system/tray/tray_constants.h"
 #include "base/timer/timer.h"
@@ skipping 11 matching lines @@
 }
 
 views::View* SystemTrayItem::CreateDefaultView(LoginStatus status) {
   return nullptr;
 }
 
 views::View* SystemTrayItem::CreateDetailedView(LoginStatus status) {
   return nullptr;
 }
 
-views::View* SystemTrayItem::CreateNotificationView(LoginStatus status) {
-  return nullptr;
-}
-
 void SystemTrayItem::DestroyTrayView() {}
 
 void SystemTrayItem::DestroyDefaultView() {}
 
 void SystemTrayItem::DestroyDetailedView() {}
 
-void SystemTrayItem::DestroyNotificationView() {}
-
 void SystemTrayItem::TransitionDetailedView() {
   const int transition_delay =
       GetTrayConstant(TRAY_POPUP_TRANSITION_TO_DETAILED_DELAY);
   if (transition_delay <= 0) {
     DoTransitionToDetailedView();
     return;
   }
   transition_delay_timer_.reset(new base::OneShotTimer());
   transition_delay_timer_->Start(
       FROM_HERE, base::TimeDelta::FromMilliseconds(transition_delay), this,
@@ skipping 11 matching lines @@
 }
 
 void SystemTrayItem::SetDetailedViewCloseDelay(int for_seconds) {
   system_tray()->SetDetailedViewCloseDelay(for_seconds);
 }
 
 void SystemTrayItem::HideDetailedView(bool animate) {
   system_tray()->HideDetailedView(this, animate);
 }
 
-void SystemTrayItem::ShowNotificationView() {
-  system_tray()->ShowNotificationView(this);
-}
-
-void SystemTrayItem::HideNotificationView() {
-  system_tray()->HideNotificationView(this);
-}
-
 bool SystemTrayItem::ShouldShowShelf() const {
   return true;
 }
 
 void SystemTrayItem::DoTransitionToDetailedView() {
   transition_delay_timer_.reset();
   system_tray()->ShowDetailedView(this, 0, true, BUBBLE_USE_EXISTING);
 }
 
 }  // namespace ash