Extract MonitorInfoProvider from WindowSizer.

ui/gfx/screen_win.cc

Index: ui/gfx/screen_win.cc
diff --git a/ui/gfx/screen_win.cc b/ui/gfx/screen_win.cc
index 2873b72114d35ea9ae74086e2a10d7a3398df433..ea74c8245f742ce70071d8520827b85a56d92830 100644
--- a/ui/gfx/screen_win.cc
+++ b/ui/gfx/screen_win.cc
@@ -6,6 +6,17 @@
 
 #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
@@ -55,6 +66,26 @@ gfx::Rect Screen::GetMonitorAreaNearestPoint(const gfx::Point& point) {
 }
 
 // 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;