Make DesktopFactoryOzone instances to respect --ozone-platform

ui/views/widget/desktop_aura/desktop_factory_ozone_wayland.h

+// 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 UI_OZONE_PLATFORM_WAYLAND_DESKTOP_FACTORY_OZONE_WAYLAND_H_
+#define UI_OZONE_PLATFORM_WAYLAND_DESKTOP_FACTORY_OZONE_WAYLAND_H_
+
+#include "ui/views/views_export.h"
+#include "ui/views/widget/desktop_aura/desktop_factory_ozone.h"
+
+namespace display {
+class Screen;
+}
+
+namespace views {
+class DesktopNativeWidgetAura;
+class DesktopWindowTreeHost;
+
+namespace internal {
+class NativeWidgetDelegate;
+}
+
+class VIEWS_EXPORT DesktopFactoryOzoneWayland : public DesktopFactoryOzone {
+ public:
+
+  // Delegates implementation of DesktopWindowTreeHost::Create externally to
+  // Ozone implementation.
+  DesktopWindowTreeHost* CreateWindowTreeHost(
+      internal::NativeWidgetDelegate* native_widget_delegate,
+      DesktopNativeWidgetAura* desktop_native_widget_aura) override;
+
+  // Delegates implementation of DesktopScreen externally to
+  // Ozone implementation.
+  display::Screen* CreateDesktopScreen() override;
+};
+
+views::DesktopFactoryOzone* CreateDesktopFactoryOzoneWayland();
+
+}  // namespace views
+
+#endif // UI_VIEWS_WIDGET_DESKTOP_AURA_DESKTOP_FACTORY_OZONE_H_