Relocate display_manager from ash to ui

ash/extended_desktop_unittest.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/aura/wm_window_aura.h"
 #include "ash/common/system/tray/system_tray.h"
 #include "ash/common/wm/root_window_finder.h"
-#include "ash/display/display_manager.h"
 #include "ash/public/cpp/shell_window_ids.h"
 #include "ash/root_window_controller.h"
 #include "ash/shell.h"
 #include "ash/test/ash_test_base.h"
 #include "ash/wm/window_properties.h"
 #include "ash/wm/window_util.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "ui/aura/client/capture_client.h"
 #include "ui/aura/client/focus_client.h"
 #include "ui/aura/test/test_windows.h"
 #include "ui/aura/test/window_test_api.h"
 #include "ui/aura/window.h"
 #include "ui/aura/window_event_dispatcher.h"
 #include "ui/base/cursor/cursor.h"
 #include "ui/display/display.h"
 #include "ui/display/manager/display_layout.h"
+#include "ui/display/manager/display_manager.h"
 #include "ui/display/screen.h"
 #include "ui/events/event_handler.h"
 #include "ui/events/test/event_generator.h"
 #include "ui/views/controls/textfield/textfield.h"
 #include "ui/views/widget/widget.h"
 #include "ui/views/widget/widget_delegate.h"
 #include "ui/wm/public/activation_client.h"
 
 namespace ash {
 namespace {
@@ skipping 890 matching lines @@
   generator.ReleaseLeftButton();
   EXPECT_EQ("-999,-999 -999,-999", event_handler.GetLocationsAndReset());
 
   generator.MoveMouseTo(400, 150);
   EXPECT_EQ("100,150 100,150", event_handler.GetLocationsAndReset());
 
   ash::Shell::GetInstance()->RemovePreTargetHandler(&event_handler);
 }
 
 }  // namespace ash