Get rid of {Run,Terminate}MainApplication(), and more ApplicationDelegate conversion.

services/native_viewport/ozone/app_delegate_ozone.cc

-// Copyright 2015 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 "services/native_viewport/ozone/app_delegate_ozone.h"
-#include "ui/ozone/public/ipc_init_helper_mojo.h"
-#include "ui/ozone/public/ozone_platform.h"
-
-namespace native_viewport {
-
-void NativeViewportOzoneAppDelegate::Initialize(
-    mojo::ApplicationImpl* application) {
-  NativeViewportAppDelegate::Initialize(application);
-
-  ui::OzonePlatform::InitializeForUI();
-
-  auto ipc_init_helper = static_cast<ui::IpcInitHelperMojo*>(
-      ui::OzonePlatform::GetInstance()->GetIpcInitHelperOzone());
-
-  ipc_init_helper->HostInitialize(application);
-  ipc_init_helper->GpuInitialize(application);
-
-  display_manager_.reset(new DisplayManager());
-}
-
-bool NativeViewportOzoneAppDelegate::ConfigureIncomingConnection(
-    ServiceProviderImpl* service_provider_impl) {
-  if (!NativeViewportAppDelegate::ConfigureIncomingConnection(
-          service_provider_impl))
-    return false;
-
-  auto ipc_init_helper = static_cast<ui::IpcInitHelperMojo*>(
-      ui::OzonePlatform::GetInstance()->GetIpcInitHelperOzone());
-
-  ipc_init_helper->HostConfigureIncomingConnection(connection);
-  ipc_init_helper->GpuConfigureIncomingConnection(connection);
-
-  return true;
-}
-
-}  // namespace native_viewport