Update ConstrainedWindowViews appearance according to mock

ui/views/view.cc

Index: ui/views/view.cc
diff --git a/ui/views/view.cc b/ui/views/view.cc
index f0745545e08ec15d1035c744286d9a9084792981..035d193baebe7991afb3006ed50e53dd1696cac5 100644
--- a/ui/views/view.cc
+++ b/ui/views/view.cc
@@ -107,6 +107,7 @@ View::View()
       registered_for_visible_bounds_notification_(false),
       clip_insets_(0, 0, 0, 0),
       needs_layout_(true),
+      focus_border_(FocusBorder::CreateDashedFocusBorder()),
       flip_canvas_on_paint_for_rtl_ui_(false),
       paint_to_layer_(false),
       accelerator_registration_delayed_(false),
@@ -1141,11 +1142,12 @@ void View::OnPaintBorder(gfx::Canvas* canvas) {
 }
 
 void View::OnPaintFocusBorder(gfx::Canvas* canvas) {
-  if (HasFocus() && (focusable() || IsAccessibilityFocusable())) {
+  if (focus_border_.get() &&
+      HasFocus() && (focusable() || IsAccessibilityFocusable())) {
     TRACE_EVENT2("views", "views::OnPaintFocusBorder",
                  "width", canvas->sk_canvas()->getDevice()->width(),
                  "height", canvas->sk_canvas()->getDevice()->height());
-    canvas->DrawFocusRect(GetLocalBounds());
+    focus_border_->Paint(*this, canvas);
   }
 }