Converts remaining usage of WmLayoutManager to aura::LayoutManager

ash/system/status_area_layout_manager.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_layout_manager.h"
 
 #include "ash/shelf/shelf_layout_manager.h"
 #include "ash/shelf/shelf_widget.h"
 #include "ash/system/status_area_widget.h"
-#include "ash/wm_window.h"
 #include "base/auto_reset.h"
+#include "ui/aura/window.h"
 
 namespace ash {
 
 ////////////////////////////////////////////////////////////////////////////////
 // StatusAreaLayoutManager, public:
 
 StatusAreaLayoutManager::StatusAreaLayoutManager(ShelfWidget* shelf_widget)
     : in_layout_(false), shelf_widget_(shelf_widget) {}
 
 StatusAreaLayoutManager::~StatusAreaLayoutManager() {}
 
 ////////////////////////////////////////////////////////////////////////////////
 // StatusAreaLayoutManager, aura::LayoutManager implementation:
 
 void StatusAreaLayoutManager::OnWindowResized() {
   LayoutStatusArea();
 }
 
 void StatusAreaLayoutManager::SetChildBounds(
-    WmWindow* child,
+    aura::Window* child,
     const gfx::Rect& requested_bounds) {
   // Only need to have the shelf do a layout if the child changing is the status
   // area and the shelf isn't in the process of doing a layout.
-  if (child != WmWindow::Get(
-                   shelf_widget_->status_area_widget()->GetNativeWindow()) ||
+  if (child != shelf_widget_->status_area_widget()->GetNativeWindow() ||
       in_layout_) {
     wm::WmSnapToPixelLayoutManager::SetChildBounds(child, requested_bounds);
     return;
   }
 
   // If the bounds match, no need to do anything. Check for target bounds to
   // ensure any active animation is retargeted.
   if (requested_bounds == child->GetTargetBounds())
     return;
 
   wm::WmSnapToPixelLayoutManager::SetChildBounds(child, requested_bounds);
   LayoutStatusArea();
 }
 
 ////////////////////////////////////////////////////////////////////////////////
 // StatusAreaLayoutManager, private:
 
 void StatusAreaLayoutManager::LayoutStatusArea() {
   // Shelf layout manager may be already doing layout.
   if (shelf_widget_->shelf_layout_manager()->updating_bounds())
     return;
 
   base::AutoReset<bool> auto_reset_in_layout(&in_layout_, true);
   shelf_widget_->shelf_layout_manager()->LayoutShelf();
 }
 
 }  // namespace ash