Remove ui/gfx/screen_type_delegate.h

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;
+Screen* g_screen;
 
 }  // 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];
+Screen* Screen::GetScreen() {
+#if defined(OS_MACOSX) || defined(OS_ANDROID)
+  // TODO(scottmg): https://crbug.com/558054
+  if (!g_screen)
+    g_screen = CreateNativeScreen();
+#endif
+  return g_screen;
 }
 
 // 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];
+void Screen::SetScreenInstance(Screen* instance) {
+  g_screen = instance;
 }
 
 }  // namespace gfx