Replace views::MouseEvent with ui::MouseEvent

ash/system/tray/tray_notification_view.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/tray/tray_notification_view.h"
 
 #include "ash/system/tray/system_tray_item.h"
 #include "ash/system/tray/tray_constants.h"
 #include "grit/ash_strings.h"
 #include "grit/ui_resources.h"
@@ skipping 97 matching lines @@
   Layout();
   PreferredSizeChanged();
   SchedulePaint();
 }
 
 void TrayNotificationView::ButtonPressed(views::Button* sender,
                                          const ui::Event& event) {
   HandleClose();
 }
 
-bool TrayNotificationView::OnMousePressed(const views::MouseEvent& event) {
+bool TrayNotificationView::OnMousePressed(const ui::MouseEvent& event) {
   HandleClickAction();
   return true;
 }
 
 ui::GestureStatus TrayNotificationView::OnGestureEvent(
     const views::GestureEvent& event) {
   if (event.type() != ui::ET_GESTURE_TAP)
     return ui::GESTURE_STATUS_UNKNOWN;
   HandleClickAction();
   return ui::GESTURE_STATUS_CONSUMED;
@@ skipping 10 matching lines @@
   tray_->HideNotificationView();
 }
 
 void TrayNotificationView::HandleClickAction() {
   HandleClose();
   OnClickAction();
 }
 
 }  // namespace internal
 }  // namespace ash