Add context to gfx::Screen calls in support of simultaneous desktop+ash

chrome/browser/ui/gtk/browser_window_gtk.cc

Index: chrome/browser/ui/gtk/browser_window_gtk.cc
diff --git a/chrome/browser/ui/gtk/browser_window_gtk.cc b/chrome/browser/ui/gtk/browser_window_gtk.cc
index 8585c5f9bfc66297f8cd0ab3fbb4c1c833eb30ee..8cb745f62e239dc4bb0cc8da13767f8c6b24a065 100644
--- a/chrome/browser/ui/gtk/browser_window_gtk.cc
+++ b/chrome/browser/ui/gtk/browser_window_gtk.cc
@@ -2012,8 +2012,8 @@ void BrowserWindowGtk::SaveWindowPosition() {
   window_preferences->SetInteger("bottom", restored_bounds_.bottom());
   window_preferences->SetBoolean("maximized", IsMaximized());
 
-  gfx::Rect work_area(
-      gfx::Screen::GetDisplayMatching(restored_bounds_).work_area());
+  gfx::Rect work_area(gfx::Screen::GetNativeScreen()->GetDisplayMatching(
+      restored_bounds_).work_area());
   window_preferences->SetInteger("work_area_left", work_area.x());
   window_preferences->SetInteger("work_area_top", work_area.y());
   window_preferences->SetInteger("work_area_right", work_area.right());