Simplify calls for scale factor

ui/views/cocoa/bridged_native_widget.mm

Index: ui/views/cocoa/bridged_native_widget.mm
diff --git a/ui/views/cocoa/bridged_native_widget.mm b/ui/views/cocoa/bridged_native_widget.mm
index 9907347c10abe27ff54d04e41ec00f428e41d92a..b79029c300d7f392699bb36439d9b13024ce2dd7 100644
--- a/ui/views/cocoa/bridged_native_widget.mm
+++ b/ui/views/cocoa/bridged_native_widget.mm
@@ -19,16 +19,15 @@
 #include "ui/base/hit_test.h"
 #include "ui/base/ime/input_method.h"
 #include "ui/base/ime/input_method_factory.h"
-#include "ui/display/display.h"
-#include "ui/display/screen.h"
+#include "ui/base/layout.h"
 #include "ui/gfx/geometry/dip_util.h"
 #import "ui/gfx/mac/coordinate_conversion.h"
 #import "ui/gfx/mac/nswindow_frame_controls.h"
 #import "ui/native_theme/native_theme_mac.h"
 #import "ui/views/cocoa/bridged_content_view.h"
-#import "ui/views/cocoa/drag_drop_client_mac.h"
 #import "ui/views/cocoa/cocoa_mouse_capture.h"
 #import "ui/views/cocoa/cocoa_window_move_loop.h"
+#import "ui/views/cocoa/drag_drop_client_mac.h"
 #include "ui/views/cocoa/tooltip_manager_mac.h"
 #import "ui/views/cocoa/views_nswindow_delegate.h"
 #import "ui/views/cocoa/widget_owner_nswindow_adapter.h"
@@ -111,10 +110,7 @@ const int kResizeAreaCornerSize = 12;
 int kWindowPropertiesKey;
 
 float GetDeviceScaleFactorFromView(NSView* view) {
-  display::Display display =
-      display::Screen::GetScreen()->GetDisplayNearestWindow(view);
-  DCHECK(display.is_valid());
-  return display.device_scale_factor();
+  return ui::GetScaleFactorForNativeView(view);
 }
 
 // Returns true if bounds passed to window in SetBounds should be treated as