mash: Migrate tray audio and deps to common.

ash/display/event_transformation_handler.cc

 // Copyright (c) 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/display/event_transformation_handler.h"
 
 #include <cmath>
 
-#include "ash/display/display_info.h"
-#include "ash/display/display_manager.h"
-#include "ash/wm/window_util.h"
 #include "ui/aura/window.h"
 #include "ui/aura/window_event_dispatcher.h"
-#include "ui/compositor/dip_util.h"
 #include "ui/display/display.h"
 #include "ui/display/screen.h"
 #include "ui/events/event.h"
 #include "ui/wm/core/coordinate_conversion.h"
 
 namespace ash {
 namespace {
 
 // Boost factor for non-integrated displays.
 const float kBoostForNonIntegrated = 1.20f;
@@ skipping 18 matching lines @@
   ::wm::ConvertPointToScreen(target, &point_in_screen);
   const display::Display& display =
       display::Screen::GetScreen()->GetDisplayNearestPoint(point_in_screen);
 
   // Apply some additional scaling if the display is non-integrated.
   if (!display.IsInternal())
     event->Scale(kBoostForNonIntegrated);
 }
 
 }  // namespace ash