Move DisplayUtils methods into gfx::Screen.

ui/gfx/screen_win.cc

 // Copyright (c) 2011 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 "ui/gfx/screen.h"
 
 #include <windows.h>
 
 namespace gfx {
 
@@ skipping 36 matching lines @@
 // static
 gfx::Rect Screen::GetMonitorWorkAreaNearestPoint(const gfx::Point& point) {
   return GetMonitorAreaOrWorkAreaNearestPoint(point, true);
 }
 
 // static
 gfx::Rect Screen::GetMonitorAreaNearestPoint(const gfx::Point& point) {
   return GetMonitorAreaOrWorkAreaNearestPoint(point, false);
 }
 
+// static
 gfx::NativeWindow Screen::GetWindowAtCursorScreenPoint() {
   POINT location;
   return GetCursorPos(&location) ? WindowFromPoint(location) : NULL;
 }
 
+// static
+gfx::Size Screen::GetPrimaryMonitorSize() {
+  return gfx::Size(GetSystemMetrics(SM_CXSCREEN),
+                   GetSystemMetrics(SM_CYSCREEN));
+}
+
+// static
+int Screen::GetNumMonitors() {
+  return GetSystemMetrics(SM_CMONITORS);
+}
+
 }  // namespace gfx