UI refinement for left/right ash tray and bubble.

ash/system/status_area_widget.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ash/system/status_area_widget.h"
 
 #include "ash/root_window_controller.h"
 #include "ash/shell.h"
 #include "ash/shell_delegate.h"
 #include "ash/shell_window_ids.h"
@@ skipping 316 matching lines @@
 }
 
 void StatusAreaWidget::AddWebNotificationTray(
     WebNotificationTray* web_notification_tray) {
   web_notification_tray_ = web_notification_tray;
   widget_delegate_->AddTray(web_notification_tray);
 }
 
 void StatusAreaWidget::SetShelfAlignment(ShelfAlignment alignment) {
   widget_delegate_->set_alignment(alignment);
-  widget_delegate_->UpdateLayout();
   if (system_tray_)
     system_tray_->SetShelfAlignment(alignment);
   if (web_notification_tray_)
     web_notification_tray_->SetShelfAlignment(alignment);
+  widget_delegate_->UpdateLayout();
 }
 
 void StatusAreaWidget::SetPaintsBackground(
     bool value,
     internal::BackgroundAnimator::ChangeType change_type) {
   if (system_tray_)
     system_tray_->SetPaintsBackground(value, change_type);
   if (web_notification_tray_)
     web_notification_tray_->SetPaintsBackground(value, change_type);
 }
@@ skipping 16 matching lines @@
 void StatusAreaWidget::HideWebNotificationBubble() {
   DCHECK(web_notification_tray_);
   web_notification_tray_->HideBubble();
   // Show any hidden or suppressed system notifications.
   if (system_tray_)
     system_tray_->SetHideNotifications(false);
 }
 
 }  // namespace internal
 }  // namespace ash