Move display preference code from ash/display/ to ui/display/manager/.

ash/BUILD.gn

 # Copyright 2014 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.
 
 import("//build/config/features.gni")
 import("//build/config/ui.gni")
 import("//testing/test.gni")
 import("//ui/base/ui_features.gni")
 
 # Historical note: Ash shipped on Windows for a couple years to support
@@ skipping 578 matching lines @@
     "display/cursor_window_controller.h",
     "display/display_animator.h",
     "display/display_animator_chromeos.cc",
     "display/display_animator_chromeos.h",
     "display/display_color_manager_chromeos.cc",
     "display/display_color_manager_chromeos.h",
     "display/display_configuration_controller.cc",
     "display/display_configuration_controller.h",
     "display/display_error_observer_chromeos.cc",
     "display/display_error_observer_chromeos.h",
-    "display/display_pref_util.h",
     "display/display_util.cc",
     "display/display_util.h",
     "display/event_transformation_handler.cc",
     "display/event_transformation_handler.h",
     "display/extended_mouse_warp_controller.cc",
     "display/extended_mouse_warp_controller.h",
-    "display/json_converter.cc",
-    "display/json_converter.h",
     "display/mirror_window_controller.cc",
     "display/mirror_window_controller.h",
     "display/mouse_cursor_event_filter.cc",
     "display/mouse_cursor_event_filter.h",
     "display/mouse_warp_controller.h",
     "display/null_mouse_warp_controller.cc",
     "display/null_mouse_warp_controller.h",
     "display/projecting_observer_chromeos.cc",
     "display/projecting_observer_chromeos.h",
     "display/resolution_notification_controller.cc",
@@ skipping 702 matching lines @@
 
     # TODO: tests in display generally use display_manger(), which doesn't
     # exist in mash. Decide which of these tests need to be ported to mash.
     # http://crbug.com/695569
     "display/cursor_window_controller_unittest.cc",
     "display/display_color_manager_chromeos_unittest.cc",
     "display/display_error_observer_chromeos_unittest.cc",
     "display/display_manager_unittest.cc",
     "display/display_util_unittest.cc",
     "display/extended_mouse_warp_controller_unittest.cc",
-    "display/json_converter_unittest.cc",
     "display/mirror_window_controller_unittest.cc",
     "display/mouse_cursor_event_filter_unittest.cc",
     "display/projecting_observer_chromeos_unittest.cc",
     "display/resolution_notification_controller_unittest.cc",
     "display/root_window_transformers_unittest.cc",
     "display/screen_ash_unittest.cc",
     "display/screen_position_controller_unittest.cc",
     "display/unified_mouse_warp_controller_unittest.cc",
     "display/window_tree_host_manager_unittest.cc",
 
@@ skipping 164 matching lines @@
     "//content/public/app:both",
     "//device/bluetooth",
   ]
 
   data_deps = [
     "//ash/strings:ash_test_strings",
     "//ash/resources:ash_test_resources_with_content_100_percent",
     "//ash/resources:ash_test_resources_200_percent",
   ]
 }