Extract MonitorInfoProvider from WindowSizer.

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 {
+
+MONITORINFO GetMonitorInfoForMonitor(HMONITOR monitor) {
+  MONITORINFO monitor_info = { 0 };
+  monitor_info.cbSize = sizeof(monitor_info);
+  GetMonitorInfo(monitor, &monitor_info);
+  return monitor_info;
+}
+
+}  // namespace
+
 namespace gfx {
 
 // static
 gfx::Point Screen::GetCursorScreenPoint() {
   POINT pt;
   GetCursorPos(&pt);
   return gfx::Point(pt);
 }
 
 // static
@@ skipping 29 matching lines @@
 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::Rect Screen::GetPrimaryMonitorWorkArea() {
+  return gfx::Rect(GetMonitorInfoForMonitor(MonitorFromWindow(NULL,
+      MONITOR_DEFAULTTOPRIMARY)).rcWork);
+}
+
+// static
+gfx::Rect Screen::GetPrimaryMonitorBounds() {
+  return gfx::Rect(GetMonitorInfoForMonitor(MonitorFromWindow(NULL,
+      MONITOR_DEFAULTTOPRIMARY)).rcMonitor);
+}
+
+// static
+gfx::Rect Screen::GetMonitorWorkAreaMatching(const gfx::Rect& match_rect) {
+  RECT other_bounds_rect = match_rect.ToRECT();
+  MONITORINFO monitor_info = GetMonitorInfoForMonitor(MonitorFromRect(
+      &other_bounds_rect, MONITOR_DEFAULTTONEAREST));
+  return gfx::Rect(monitor_info.rcWork);
+}
+
+// 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