Update ash shelf/tray focus rects.

ash/common/system/tray/tray_popup_utils.h

Index: ash/common/system/tray/tray_popup_utils.h
diff --git a/ash/common/system/tray/tray_popup_utils.h b/ash/common/system/tray/tray_popup_utils.h
index 20fd4030720192915258588724863ed88b9ec030..4618d227145e4ffce77cf4a3feae80699d6bc3f5 100644
--- a/ash/common/system/tray/tray_popup_utils.h
+++ b/ash/common/system/tray/tray_popup_utils.h
@@ -21,6 +21,7 @@ class InkDropHostView;
 class InkDropMask;
 class Label;
 class LabelButton;
+class Painter;
 class Separator;
 class Slider;
 class SliderListener;
@@ -96,6 +97,9 @@ class TrayPopupUtils {
       views::ButtonListener* listener,
       int accessible_name_id);
 
+  // Creates a default focus painter used for most things in tray popups.
+  static std::unique_ptr<views::Painter> CreateFocusPainter();
+
   // Sets up |view| to be a sticky header in a tray detail scroll view.
   static void ConfigureAsStickyHeader(views::View* view);