More old files deletion.

ui/gfx/screen.cc

-// Copyright 2012 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 "base/logging.h"
-#include "ui/gfx/screen.h"
-#include "ui/gfx/screen_type_delegate.h"
-
-namespace gfx {
-
-namespace {
-
-Screen* g_screen_[SCREEN_TYPE_LAST + 1];
-ScreenTypeDelegate* g_screen_type_delegate_ = NULL;
-
-}  // namespace
-
-Screen::Screen() {
-}
-
-Screen::~Screen() {
-}
-
-// static
-Screen* Screen::GetScreenFor(NativeView view) {
-  ScreenType type = SCREEN_TYPE_NATIVE;
-  if (g_screen_type_delegate_)
-    type = g_screen_type_delegate_->GetScreenTypeForNativeView(view);
-  if (type == SCREEN_TYPE_NATIVE)
-    return GetNativeScreen();
-  DCHECK(g_screen_[type]);
-  return g_screen_[type];
-}
-
-// static
-void Screen::SetScreenInstance(ScreenType type, Screen* instance) {
-  DCHECK_LE(type, SCREEN_TYPE_LAST);
-  g_screen_[type] = instance;
-}
-
-// static
-Screen* Screen::GetScreenByType(ScreenType type) {
-  return g_screen_[type];
-}
-
-// static
-void Screen::SetScreenTypeDelegate(ScreenTypeDelegate* delegate) {
-  g_screen_type_delegate_ = delegate;
-}
-
-// static
-Screen* Screen::GetNativeScreen() {
-  if (!g_screen_[SCREEN_TYPE_NATIVE])
-    g_screen_[SCREEN_TYPE_NATIVE] = CreateNativeScreen();
-  return g_screen_[SCREEN_TYPE_NATIVE];
-}
-
-}  // namespace gfx