Start to decouple display::Display from ws::PlatformDisplay.

services/ui/ws/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/ui.gni")
 import("//testing/test.gni")
 import("//services/catalog/public/tools/catalog.gni")
 import("//services/service_manager/public/cpp/service.gni")
 import("//services/service_manager/public/service_manifest.gni")
 import("//services/service_manager/public/tools/test/service_test.gni")
@@ skipping 44 matching lines @@
     "modal_window_controller.cc",
     "modal_window_controller.h",
     "operation.cc",
     "operation.h",
     "platform_display.cc",
     "platform_display.h",
     "platform_display_default.cc",
     "platform_display_default.h",
     "platform_display_delegate.h",
     "platform_display_factory.h",
-    "platform_display_init_params.cc",
-    "platform_display_init_params.h",
     "server_window.cc",
     "server_window.h",
     "server_window_compositor_frame_sink_manager.cc",
     "server_window_compositor_frame_sink_manager.h",
     "server_window_delegate.h",
     "server_window_drawn_tracker.cc",
     "server_window_drawn_tracker.h",
     "server_window_drawn_tracker_observer.h",
     "server_window_observer.h",
     "server_window_tracker.h",
@@ skipping 205 matching lines @@
 service_manifest("mus_ws_unittests_app_manifest") {
   name = "mus_ws_unittests_app"
   source = "mus_ws_unittests_app_manifest.json"
 }
 
 catalog("mus_ws_unittests_catalog") {
   embedded_services = [ ":mus_ws_unittests_app_manifest" ]
 
   standalone_services = [ "//services/ui:manifest" ]
 }