Rename PlatformScreen implementations.

services/ui/display/platform_screen_impl.cc

-// 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.
-
-#include "services/ui/display/platform_screen_impl.h"
-
-#include <memory>
-
-#include "base/bind.h"
-#include "base/location.h"
-#include "base/memory/ptr_util.h"
-#include "base/threading/thread_task_runner_handle.h"
-#include "ui/gfx/geometry/rect.h"
-
-namespace display {
-namespace {
-
-const int64_t kDisplayId = 1;
-
-}  // namespace
-
-// static
-std::unique_ptr<PlatformScreen> PlatformScreen::Create() {
-  return base::MakeUnique<PlatformScreenImpl>();
-}
-
-PlatformScreenImpl::PlatformScreenImpl() : weak_ptr_factory_(this) {}
-
-PlatformScreenImpl::~PlatformScreenImpl() {}
-
-void PlatformScreenImpl::FixedSizeScreenConfiguration() {
-  delegate_->OnDisplayAdded(this, kDisplayId, gfx::Rect(1024, 768));
-}
-
-void PlatformScreenImpl::Init(PlatformScreenDelegate* delegate) {
-  DCHECK(delegate);
-  delegate_ = delegate;
-  base::ThreadTaskRunnerHandle::Get()->PostTask(
-      FROM_HERE, base::Bind(&PlatformScreenImpl::FixedSizeScreenConfiguration,
-                            weak_ptr_factory_.GetWeakPtr()));
-}
-
-int64_t PlatformScreenImpl::GetPrimaryDisplayId() const {
-  return kDisplayId;
-}
-
-}  // namespace display