mash: Move AutoHideEventHandler to WmShelfAura.

ash/common/system/status_area_widget.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/status_area_widget.h"
 
 #include "ash/common/shelf/wm_shelf.h"
 #include "ash/common/shell_window_ids.h"
 #include "ash/common/system/overview/overview_button_tray.h"
 #include "ash/common/system/status_area_widget_delegate.h"
@@ skipping 126 matching lines @@
 #endif
   overview_button_tray_->SchedulePaint();
 }
 
 void StatusAreaWidget::OnNativeWidgetActivationChanged(bool active) {
   Widget::OnNativeWidgetActivationChanged(active);
   if (active)
     status_area_widget_delegate_->SetPaneFocusAndFocusDefault();
 }
 
-void StatusAreaWidget::OnMouseEvent(ui::MouseEvent* event) {
-  Widget::OnMouseEvent(event);
-  wm_shelf_->UpdateAutoHideForMouseEvent(event);
-}
-
-void StatusAreaWidget::OnGestureEvent(ui::GestureEvent* event) {
-  Widget::OnGestureEvent(event);
-  wm_shelf_->UpdateAutoHideForGestureEvent(event);
-}
-
 void StatusAreaWidget::UpdateShelfItemBackground(int alpha) {
   web_notification_tray_->UpdateShelfItemBackground(alpha);
   system_tray_->UpdateShelfItemBackground(alpha);
 #if defined(OS_CHROMEOS)
   virtual_keyboard_tray_->UpdateShelfItemBackground(alpha);
   logout_button_tray_->UpdateShelfItemBackground(alpha);
   ime_menu_tray_->UpdateShelfItemBackground(alpha);
   palette_tray_->UpdateShelfItemBackground(alpha);
 #endif
   overview_button_tray_->UpdateShelfItemBackground(alpha);
@@ skipping 69 matching lines @@
     web_notification_tray_->UpdateAfterLoginStatusChange(login_status);
 #if defined(OS_CHROMEOS)
   if (logout_button_tray_)
     logout_button_tray_->UpdateAfterLoginStatusChange(login_status);
 #endif
   if (overview_button_tray_)
     overview_button_tray_->UpdateAfterLoginStatusChange(login_status);
 }
 
 }  // namespace ash