Fixing focus highlight on high DPI devices for accessibility

ui/message_center/views/message_center_button_bar.cc

Index: ui/message_center/views/message_center_button_bar.cc
diff --git a/ui/message_center/views/message_center_button_bar.cc b/ui/message_center/views/message_center_button_bar.cc
index ef8e1b45351a69485f211ac246c4d0b5d55973d8..3fcc9c83727e0a63567ab4ecbe0c1c79629dcc5e 100644
--- a/ui/message_center/views/message_center_button_bar.cc
+++ b/ui/message_center/views/message_center_button_bar.cc
@@ -50,7 +50,6 @@ class NotificationCenterButton : public views::ToggleImageButton {
  protected:
   // Overridden from views::View:
   virtual gfx::Size GetPreferredSize() OVERRIDE;
-  virtual void OnPaintFocusBorder(gfx::Canvas* canvas) OVERRIDE;
 
  private:
   gfx::Size size_;
@@ -76,17 +75,14 @@ NotificationCenterButton::NotificationCenterButton(
 
   set_focusable(true);
   set_request_focus_on_press(false);
+
+  set_focus_border(views::FocusBorder::CreateSolidFocusBorder(
+      kFocusBorderColor,
+      gfx::Insets(1, 2, 2, 2)));
 }
 
 gfx::Size NotificationCenterButton::GetPreferredSize() { return size_; }
 
-void NotificationCenterButton::OnPaintFocusBorder(gfx::Canvas* canvas) {
-  if (HasFocus()) {
-    canvas->DrawRect(gfx::Rect(2, 1, width() - 4, height() - 3),
-                     kFocusBorderColor);
-  }
-}
-
 // MessageCenterButtonBar /////////////////////////////////////////////////////
 ///////////////////////////////////////////////////////////////////////////////
 MessageCenterButtonBar::MessageCenterButtonBar(