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

services/ui/ws/platform_display_init_params.h

Index: services/ui/ws/platform_display_init_params.h
diff --git a/services/ui/ws/platform_display_init_params.h b/services/ui/ws/platform_display_init_params.h
deleted file mode 100644
index 0e93d1fb9c27604cd5c1b81dede3f2e998053fa1..0000000000000000000000000000000000000000
--- a/services/ui/ws/platform_display_init_params.h
+++ /dev/null
@@ -1,32 +0,0 @@
-// Copyright 2016 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.
-
-#ifndef SERVICES_UI_WS_PLATFORM_DISPLAY_INIT_PARAMS_H_
-#define SERVICES_UI_WS_PLATFORM_DISPLAY_INIT_PARAMS_H_
-
-#include <stdint.h>
-
-#include "base/memory/ref_counted.h"
-#include "services/ui/display/viewport_metrics.h"
-
-namespace ui {
-
-namespace ws {
-
-class ServerWindow;
-
-struct PlatformDisplayInitParams {
-  PlatformDisplayInitParams();
-  PlatformDisplayInitParams(const PlatformDisplayInitParams& other);
-  ~PlatformDisplayInitParams();
-
-  int64_t display_id;
-  ServerWindow* root_window = nullptr;
-  display::ViewportMetrics metrics;
-};
-
-}  // namespace ws
-}  // namespace ui
-
-#endif  // SERVICES_UI_WS_PLATFORM_DISPLAY_INIT_PARAMS_H_